23 skidoo Posted by G. Ritchard on September 01, 2003 Can Anyone explain 23 skidoo? My grand dad used to say it all the time. I know what it means, but why 23 and skidoo? Why not 22 skidoo? At least they rhyme. 23 skidoo James Briggs 01/September/03 23 skidoo ESC 01/September/03