Top definition
English expression meaning that a person is giving advice to someone else about a subject that they already know about (and probably more than the first person)
"I'm probably teaching granny to suck eggs, but............." (then explain in great detail what they already know/are expert in)
by rawkaren October 09, 2013
Mug icon

Donkey Punch Plush

10" high plush doll.

Buy the plush