underpull

Designed to be pulled and mounted on the underside.

Adjective

  1. Designed to be pulled and mounted on the underside.
    • One-piece white vitreous china flush pipe cover and white vitreous china bolt caps. White Vitreous china swelled front low down tank with underpull lever. - 1918, Sweet's Architectural Catalog File, page 839:
    • […] underpull lever with china handle, elevated, high pressure compound cover ball cock, standard pattern flush valve with 14 " overflow tube, tinned copper float, […] - 1919, The American Architect Specification Manual...
    • Vitreous China Straight Front Tank with Underpull Lever with China Handle, Elevated High Pressure Compound Lever Ball Cock with Glass Float, Rubber Ball Flush Valve with 114-inch Overflow Pipe, […] - 1921,...

Origin

From under- + pull.

Forms

more underpull most underpull

Noun

  1. A driver for pumping that has the eccentrics under the gear wheel.
    • Am therefore suggesting, that when you have a prospective customer, not to be so exacting, not to require a concrete foundation, neither the underpull and a vent spout leading to the roof . - 1914, Joseph F. Mueller,...
    • Our underpull pumping power is designed to pump wells in any direction. - 1918 June, “No. 2 Geared Durnell”, in The Employer: Official Journal of the Oklahoma Employers, volume 3, number 1, page 30:
    • Fig. 5 —Two-well hook-up in which the Universal Pumping Unit is pumping one of the wells while the second well, equipped with an underpull jack, is being pumped through a pull-rod attached to the Universal Unit walking...
  2. Synonym of undertow.
    • "He's got hold of him!" rang out, as the struggling swimmer seemed to snatch at the shoulder of the drowning man. Then an appalled murmur arose. " It's an underpull!" - 1894, Eva Wilder McGlasson Brodhead, Ministers of...
    • A white face, blurred and indistinct, seemed to rise up from beneath the rushing bubbles till, just as it was about to jump to the surface, as things do that come up, down it was drawn again by that terrible underpull...
    • A second later the underpull seized him and he was lost beneath the stone and held there by the force of surging water. - 2020, Charles Dodd White, How Fire Runs:

    Synonyms: undertow

  3. A downward pull or force.
    • […] steps stretching the height of the tower carry upward the longings of men who wished to escape the underpull of time and gravity. - 1981, City Arts Monthly, page 56:
    • Stimulating forces tingled more intensely from the lower underpull of gravity. - 2009, Robert Klardon, Gravityball, page 149:
  4. A negative influence.
    • Some of the children are from the best stock of India, but some have everything against them (and the underpull of heredity can tell hardly on a child). - 2002, Amy Carmichael, Gold Cord: The Story of a Fellowship:
    • On the other hand, in the mid-tempo swingers and even in the up-tempo anthems, the exhilaration in his voice—"Oh, look at me now!"—has an ironic underpull, the insinuation of his Jersey accent in the midst of that...
    • The grotesque unseemliness, even during the “refined” eighteenth century, is sufficient attraction—that, and the eternal secret underpull in all of us: the suspicion that for two pins we might let the wholething slide...
  5. A secret or indirect influence.
    • And yet we can not escape from the feeling that very much of what we are has been determined for us by some mysterious underpull, the nature of which we do not always understand and the purposes of which we are dull to...
    • This dilemma of the "friendly threesome," and the underpull of tensions that sustain the relationship, is rarely acknowledged, while almost universal recognition is given to its more pronounced version, the eternal...
    • Eddying against the stream of rhetoric about protection came an underpull from Dissent a force untested electorally since 1841. - 1985, Michael Bentley, Politics Without Democracy: Great Britain, 1815-1914, page 131:
  6. A handhold that allows one to pull oneself up from below.
    • Higher the climb followed the line of least resistance up a succession of slabs, flakes, and cracks, where the ordinary hold was an underpull for the hands and friction for the feet. - 1912, Harold Spender, In Praise of...
    • Using the icicle as an underpull, I chipped a good jug over the top and made two footholds on the steep slab. - 1971, Don Whillans, Alick Ormerod, Don Whillans: Portrait of a Mountaineer, page 184:
  7. The act of pulling (any sense) insufficiently.
    • Algebraically, there may be little difference between underpull where the correct response fails to be attractive to the minority group members for cultural reasons, as discussed above, and overpull that acts for the...
    • El Paso points out that it does not have an operational balancing agreement with the other pipeline, but rather has a predetermined allocation agreement under which any overpull or underpull by a shipper utilizing the...
    • During the daytime the pump is operated for 12 hours in the overpull condition, and during the night it is operated for 12 hours in the underpull condition. - 2007, Ramin Yazdani, Demonstration of Landfill Technology...
    1. (medicine) Failure to pull a muscle as far as it can contract.

      • Half an inch (1.25 cm) of shortening due to underpull is far less serious than half an inch of lengthening with slow union due to overpull. - 1977, James Kyle, Walter Pye, Pye's Surgical Handicraft, page 282:
      • Increased length and inhibited stabilizing muscles result in underpull at a motion segment dependent on the normality of its antagonist muscle as well. - 2011, Nicola J. Petty, Ann P. Moore, Neuromusculoskeletal...

Forms

underpulls

Verb

  1. To exert one's influence secretly.
    • His Lordship, while he was a Student, and during his Incapacity to practise aboveboard, was contented to underpull, as they call it, and managed diverse Suits for his Country Friends and Relations[…] - a. 1734, Roger...
    • It may have been that the lower ranks of the apprenticii, in the words of The Compleat Solicitor, underpulled causes during the long term of study then necessary before the rank of utter barrister was attained. - 1896,...
  2. To pull (any sense) insufficiently.
    • The common failing is to underpull in these early hours because of fear of overpull . - 1941, The Year Book of Industrial and Orthopedic Surgery, page 236:
    • The tendency is usually to underpull, rather than to exceed the standard tension. - 1965, Harry Bouchard, Francis H. Moffitt, Surveying, page 25:
    • DOE regs allow customers to underpull one month and make up for it the next year, so long as it all events out within the year. - 1980, U.S. Oil Week, page 4:

Forms

underpulls underpulling underpulled