What does "fiddle around" mean?

To toy or play (with something) in an idle, fidgety, aimless or unstructured way; to mess around (with); to muck around (with).

What is a synonym for "fiddle around"?

Common synonyms include: loiter, muck about.

verb

verb ·Rare ·Advanced level

Verb

1
To toy or play (with something) in an idle, fidgety, aimless or unstructured way; to mess around (with); to muck around (with). intransitive, transitive
"Stop fiddling around with those matches before you set the place on fire."
2
To tinker (with): to make small adjustments or improvements (to something), especially in an experimental or unskilled manner. intransitive, transitive
"I've been fiddling around all morning, trying to get this old lawnmower to work."

"Stop fiddling around with those matches before you set the place on fire."