n. (informal)
25B6; noun
she played the fiddle : VIOLIN, viola.
a VAT fiddle : FRAUD, swindle, confidence trick; informal racket, con trick, flimflam.
25B6; verb
he fiddled with a beer mat : FIDGET, play, toy, twiddle, fuss, fool about/around; finger, thumb, handle; informal mess about/around; Brit. informal muck about/around.
he fiddled with the dials : ADJUST, tinker, play about/around, meddle, interfere.
fiddling the figures : FALSIFY, manipulate, massage, rig, distort, misrepresent, doctor, alter, tamper with, interfere with; informal fix, flimflam, cook (the books).