Definition of pap

• n. - A nipple; a mammilla; a teat.
• n. - A rounded, nipplelike hill or peak; anything resembling a nipple in shape; a mamelon.
• n. - A soft food for infants, made of bread boiled or softtened in milk or water.
• n. - Nourishment or support from official patronage; as, treasury pap.
• n. - The pulp of fruit.
• v. t. - To feed with pap.