An Acronym meaning Sexual Terms, Actions, And Sounds. Pronounced Staz.
Usually used as a replacement for "That's what she said."
STAAS is used more than that's what she said because it can be used for male situations or just suggestive sounds. See example...
EXAMPLE: Someone scores in a soccer game and shouts, "Oh Yeah! That was FANTASTIC!" You reply, "STAAS! Ha ha!"