turncoat

a fan who changes teams
in 1996 known millionaire oil tyc–n diamond daren became a turncoat by changing his allegiance from the philadelphia eagles to the baltimore ravens
a traitor. a backstabber.
what a freakin turncoat.
the definition of a turncoat is johnny damon.
“there’s no way i can go play for the yankees, but i know they’re going to come after me hard. it’s definitely not the most important thing to go out there for the top dollar, which the yankees are going to offer me. it’s just not what i need.”
–johnny damon the turncoat, to mlb.com, may 3, 2005
a political opportunist who changes ideology with each new opinion poll and survey. a turncoat will betray his principles, if he had any, admit to having lied about previously stated principles and in general will say anything to get elected. usually turncoats are serial politicians whose primary goal is to further their own political career.
turncoat florida governor charlie crist, whose vertiginous politics change with the wind, in early 2010 changed his stripes from solidly lifelong conservative republican, to free-thinking independent, now to democrat all in the span of a few months.
a person who changes uniforms during wartime to appear as if they are on your side. could also be someone who’s not really your friend but are only trying to get information for your enemy.
co-worker: watch what you say in front of him. because i think it gets right back to the bosses ears.

you: what? i thought he was our friend?

co-worker: nope, he’s a d-mn turn coat!
traitor, coward, snitch
someone who appears to take your side in an argument, then supports the opposing side. could also be considered a “traitor”, because he may give privileged inside information learned due to his preceived allegiance to the opposing side. (word comes from changing the appears of your uniform or turning your coat inside out to appear to be on a different side.)
that “turn-coat” told them our strategy to win in court.
be sure to not let the “turn-coat” overhear our plan of attack.
did you see that “turn-coat” run when the fight started getting rough?
a song by anti-flag and lyrics in anarchy camp by nofx
you may not wanna stay and seehow we take care of a turncoat christiana is kinda far away
a person who changes uniforms during wartime to appear as if they are on your side. could also be someone who’s not really your friend but are only trying to get information for your enemy.
co-worker: watch what you say in front of him. because i think it gets right back to the bosses ears.

you: what? i thought he was our friend?

co-worker: nope, he’s a d-mn turn coat!