Also found in: Idioms, Wikipedia.


1. The movement or sound of repeated flapping.
2. A reversal, as of a stand or position: a foreign policy flip-flop.
3. A backless, often foam rubber sandal held to the foot at the big toe by means of a thong.
4. A backward somersault or handspring.
5. An electronic circuit or mechanical device capable of assuming either of two stable states, especially a computer circuit used to store a single bit of information.
v. flip-flopped, flip-flop·ping, flip-flops
1. To move back and forth between two conditions or circumstances, sometimes repeatedly: "The weather has flip-flopped between sweltering heat and violent storms" (New York Times).
2. To reverse a stand or position: "With the board having flip-flopped over zoning issues in the last several years, residents are looking to this fall's election for clarity" (Eugene L. Meyer).
3. To execute a backward somersault or handspring.
To move from one position to the reverse or opposite: The coach flip-flopped the linemen.

flip′-flop′per n.


informal US a person who makes a complete change of policy, opinion, etc
References in periodicals archive ?
Gardner, a known flip-flopper on the issue, offered his support today despite opposing initial attempts and claims of protecting public lands.
The Flip-Flopper You've got lots of interests and passions, tons of things you want to accomplish.
amp;nbsp;He read a list of embarrassing Trump tweets to prove he was a flip-flopper.
And why it's close to tragic that we're saddled with David Cameron, a flip-flopper unable to see beyond the next day's headlines.
In America, you don't want to be known as a flip-flopper.
When a game showcases our behavior in front of peers, we may be less likely to abandon that behavior once the game is over, lest we be seen as a flip-flopper.
Digging through archival data from the last several years, they confirmed that the source is a flip-flopper.
Despite not making the cut, Lillikas -- whom rivals accused of being an ideological flip-flopper -- promised to "carry on the fight.
The campaign had ugly moments, including the questioning of Kerry's Vietnam service by fellow veterans and allegations he had frequently changed positions on issues, which Republicans used to derisively label him a flip-flopper.
But he struggled to counter the image that was stuck on him in the primary battles and beyond -- that of a policy flip-flopper with awkward social skills and questionable concern for America s struggling middle class.
And then there's David Brooks' column making the case for electing Mitt Romney president because he is "more of a flexible flip-flopper.
But, with the pair's last of three head-to-head debates set for Monday, the campaign returned to its tried and tested formula of branding Romney an untrustworthy flip-flopper.