yeesh in English dictionary yeesh Meanings and definitions of "yeesh" Expressing relief; phew, whew. Expressing disgust; yuck, yech. Expressing exasperation, patience subject to persistent and unreasonable challenge. interjection Expressing exasperation or impatience. interjection Expressing relief; phew, whew. interjection Expressing disgust; yuck, yech. more Sample sentences with "yeesh" Declension Stem Try again Authors