Someone who is easily tricked or manipulated (or rather, played) by others. Usually too nice for their own good. Derived from the phrase "playing someone like a fiddle"

to gently rub or play with: tickle

1. To cheat someone of money.
2. APpears in the UK sitcom "Blackadder" (series 3) as a rude word (when looking up the words "Fart, Fiddle, Fornicate" in Dr Johnson's first dictionary). Quite what 'fiddle' is intended to mean in this context is not clear.

Southern jargon for fuck.

You're the fucking idiot. fiddle=violin. It's more of a violin playing style than anything.

FIdldle- Noun- Someone who is pursuing someone in a romantic way and keeps getting led on and let down.

Fuck. Often used as "fiddle on".