The medical phenomena of a person's breathe literally smelling like fecal matter; a derogatory term for someone whose mouth smells like intestinal waste, or rotting protein.
A man, whose sexual preferences lean toward the male population. Who also enjoys taking part in anal sexual intercourse. Wherein his penis will inevitably make contact with excrement inside the colon. His enthusiastic thrusting creates a "punching" motion causing the excrement to become packed tightly inside the recipient. Causing great discomfort.
Kelly: hey sue, what are you doing tonight?
Sue: Not much kelly, how bout you?
Kelly: Thought I might watch a movie and munch some turds. Wanna come over?
Sue: Sounds great kel, I love munching turds!