Top Definition
To aimlessly and mindlessly jiggle, cajole or slap a piece of equipment of which you have no understanding of in the hope that it miraculously 'heals' itself and becomes functional once more.
Bugger!! My laptop froze up!!

Here, lemme jimmyfuck with it.... There you go, good as new.

It's dead now....

It was working when I gave it back to you!
by UDM1234 October 25, 2011

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a slang term much like douchebag, but used in Ireland, because "jimmy" refers to king james and the Irish never liked the king, the term is mostly used when you're saying something is annoying.
This computer is a jimmy fuck! It's lagging again!
by sentry354 May 13, 2007

The Urban Dictionary Mug

Lotsa space for your liquids.

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The Urban Dictionary Mug

Lotsa space for your liquids.

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The Urban Dictionary Mug

Your favorite word on a white mug.

Create a mug

The Urban Dictionary Mug

One side has the word, one side has the definition. Microwave and dishwasher safe. Lotsa space for your liquids.

Buy the mug

The Urban Dictionary T-Shirt

Soft and offensive. Just like you.

Buy the t-shirt

The Urban Dictionary T-Shirt

Smooth, soft, slim fit American Apparel shirt. Custom printed. 100% fine jersey cotton, except for heather grey (90% cotton).

Buy the t-shirt