Cite
underarm: Meaning and Definition of
un•der•arm
Pronunciation: (un'dur-rm"), [key] ? adj.
- of, situated, or for use under the arm or in the armpit: an underarm deodorant.
- underhand: an underarm pitch in softball.
?n. - armpit.
?adv. - underhand.
Random House Unabridged Dictionary, Copyright 1997, by Random House, Inc., on Infoplease.