The definition of a grimace is a face indicating displeasure, usually made by twisting up your facial features into an unpleasant expression.(noun)
An example of a grimace is the way your face looks right after you bite into a lemon.
To grimace is defined as to make an unpleasant fact or twist up your facial features, often to indicate displeasure.(verb)
An example of grimace is when you make a face upon biting into a sour lemon.
See grimace in Webster's New World College Dictionary
Origin: Fr, altered (with pejorative suffix) < OFr grimuche, prob. < Frank *grima, a mask, akin to OE grima: see grime
See grimace in American Heritage Dictionary 4
Origin: , from Old French grimache
Origin: , alteration of grimuche
Origin: , probably from Frankish *grīma, mask.
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