make a grating or grinding sound by rubbing together

take in solid food

biting and grinding food in your mouth so it becomes soft enough to swallow

biting and grinding food in your mouth so it becomes soft enough to swallow

a wad of something chewable as tobacco

someone who chews (especially someone who chews tobacco)

chew noisily

chafe at the bit, like horses

grind with the gums; chew without teeth and with great difficulty

chew without swallowing

chew noisily