Noun : Her aunt plays first fiddle with the state symphony orchestra.    From Dictionary.com. 

Verb (used without object) : fiddling with his cuffs. ,You may have to fiddle with the antenna to get a clear picture on the TV. ,Stop fiddling around and get to work.    From Dictionary.com. 

Verb (used with object) : to fiddle time away. ,to fiddle the account books. ,to fiddle the company out of expense money.    From Dictionary.com.