A mouth word is a word that when read aloud, can easily be mistaken for another word, or can be spelled incorrectly but when read aloud sounds correct.
when a male seems perfectly happy with a female, but then proceeds to explore other opportunities with other females, then after getting caught, goes back to the original female. The original female then forgives the male and everything of the past is therefore erased.
Guy 1: "Josh was going out with Lisa, but made out with Renee. Lisa then confronts Josh about this. Josh then says sorry, and Lisa forgets that anything ever happened."
Guy 2: "ClassicTiger Woods Move."