Top Definition
What's poppin and lockin? is a saying for when you want to know what your friend is up to?
A : Hey, "what's poppin and lockin?" tonight?

B: Nothing much, "what's popping and locking?"...with you?
by Theodore Ovaltine September 08, 2009

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