1. to have sex
2.to blow yay
3..to replace a word in a conversation because you cannot think of the word
1. yo did u ever shminx tht girl last night?
2. guy1:dude what r u on?
guy 2: haha yo im mad shminxed out?
3. hey did u ever grab tht.........shminx before we left the house. assuming who your talking to understands the definition they will kno what u mean