flip-flop

US /ˈflɪp.flɑːp/
UK /ˈflɪp.flɑːp/
"flip-flop" picture
1.

a light sandal, typically of plastic or rubber, with a thong between the big toe and the second toe

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She wore flip-flops to the beach.
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My new flip-flops are very comfortable.
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thongsandal
2.

a sudden or abrupt reversal of policy, opinion, or decision

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The politician's sudden flip-flop on the issue surprised everyone.
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His constant flip-flops make it hard to trust him.
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reversalabout-faceU-turnchange of heartchange of mind
1.

to reverse a policy, opinion, or decision

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He tends to flip-flop on important issues.
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The government was accused of flip-flopping on its economic policy.
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reversebacktrackvacillatewaverchange one's mind
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flopflipflip chartflipped classroomflip throughflip side