turn (one's) coat

dated To change one's allegiance or affiliation (especially in politics) for personal gain or advantage. A good politician will espouse the most hard-line stance of his party's political ideologies, but a successful politician knows when to turn his coat.

Common Names:

Name	Pronounced	Usage
Fionnbharr	FIN-var	Irish
Gaja (2)	GIE-ah	Esperanto
PÀL	-	Scottish
Solly	-	Jewish
MÄRta	-	Swedish
Tekla	-	Georgian, Hungarian