— grimacer , n. — grimacingly , adv.
/grim"euhs, gri mays"/ , n. , v. , grimaced, grimacing .
n.
1. a facial expression, often ugly or contorted, that indicates disapproval, pain, etc.
v.i.
2. to make grimaces.
[ 1645-55; grima mask (cf. GRIME, GRIM) + - azo -aceus -ACEOUS ]