buttless

Without a butt, not having a butt.

Adjective

  1. Without a butt, not having a butt.
    • With the exception of the trigger mechanism and spring, the pistol was made entirely out of flat black plastic and looked very much like a small buttless sawed-off shotgun. - 1991, Christopher Hyde, Hard Target, page...
  2. Of a piece of clothing, showing the bare buttocks of a person.
    • buttless pants

Origin

From butt + -less.