Open English Wordnet
Nouns
(n)violin, fiddlebowed stringed instrument that is the highest member of the violin family; this instrument has four strings and a hollow body and an unfretted fingerboard and is played with a bow Verbs
(v)fiddlecommit fraud and steal from one's employer“We found out that she had been fiddling for years” (v)fiddleplay the violin or fiddle (v)fiddleplay on a violin“Zuckerman fiddled that song very nicely” (v)toy, fiddle, diddle, playmanipulate manually or in one's mind or imagination“She played nervously with her wedding ring”,
“Don't fiddle with the screws”,
“He played with the idea of running for the Senate” (v)tamper, fiddle, monkeyplay around with or alter or falsify, usually secretively or dishonestly“Someone tampered with the documents on my desk”,
“the reporter fiddled with the facts” (v)tinker, fiddletry to fix or mend“Can you tinker with the T.V. set — it's not working right”,
“She always fiddles with her van on the weekend”