Idiom: Twenty three Skidoo Posted on 1st November 201831st October 2018 by DoubleClick Twenty three Skidoo: leaving quickly, or taking advantage of a propitious opportunity to leave Example: Tom is always tired of his partner’s noise! Twenty Three Skidoo! Share this:Click to share on Twitter (Opens in new window)Click to share on Facebook (Opens in new window) Related Posted in Idiom and tagged Idiom T.