'flip-flop' definitions:

A decision to reverse an earlier decision [syn: reversal, change of mind, flip-flop, turnabout, turnaround]

A backless sandal held to the foot by a thong between the big toe and the second toe [syn: flip-flop, thong]

An electronic circuit that can assume either of two stable states

A backward somersault

Reverse (a direction, attitude, or course of action) [syn: interchange, tack, switch, alternate, flip, flip-flop]