off like a prom dress

Similar to "gotta jet" or "gotta bounce", this phrase means to leave somewhere very quickly with speed matching that of prom dress removal at a post-prom party.

Talk to ya later, I'm off like a prom dress.

by jonlindg October 4, 2005

off like a prom dress

departing, or about to depart

As soon as he finished his meal he was off like a prom dress.

by The Return of Light Joker September 5, 2011