Verb(1) set lower,make lower or quieter,look angry or sullen, wrinkle one's forehead, as if to signal disapproval(2) set lower(3) make lower or quieter(4) look angry or sullen(5) wrinkle one's forehead(6) as if to signal disapproval
Verb(1) set lower,make lower or quieter,look angry or sullen, wrinkle one's forehead, as if to signal disapproval(2) set lower(3) make lower or quieter(4) look angry or sullen(5) wrinkle one's forehead(6) as if to signal disapproval
