Simple Definition of diddle

from our Learner's Dictionary

diddle

verb

diddles; diddled; diddling
informal
1
US : to spend time doing something or handling something in an aimless way
He spent hours diddling [=fiddling] with the car's engine.
2
British : to steal money from (someone) by cheating
He had tried to diddle his insurance agency.
She felt she had been diddled out of her inheritance.

Cite this Entry

“Diddle.” Merriam-Webster.com Simple Definition, Merriam-Webster, https://www.merriam-webster.com/simple/diddle. Accessed 21 Jun. 2026.

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