Top definition
Occurs while engaging in sexual intercourse, the penis while inside the vagina, is at its utmost length and girth. Hence, The Full Slab.
Bro #1 "Ok so you banged that chick...how you think she's going to rate your performance to her friends?"

Bro #2 "Doesn't matter, I gave her all I got, I gave her the full slab"
by Great Santini December 28, 2010
Mug icon

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