Diddle Dick 

When someone cums after only two strokes.

He has a fucking diddle dick, it's dissapointing as fuck.

Diddle Dick by Wantsomefuck? December 30, 2016

diddly dick 

Something with absolutely no use or function.

Something that does not work.

These scissors don't do diddly dick!

diddly dick by AVGNfan May 31, 2009

Diddle-Dicking Around 

Wasting your time doing something, when you're supposed to be doing something else.

Dad: Quit diddle-dicking around, we've got to go!
Son: Yes, dad..

Diddle-Dicking Around by BANDG33K_2009 March 26, 2011

dick diddly 

Fuck all

I know dick diddly in my calculus class

dick diddly by FalseBrit December 18, 2017

diddledick 

when you draw a picture when the semen or piss out of your dick and or cock

man Storm thats a great diddledick you drew there!

diddledick by deeznutshomeboy April 26, 2011