Top definition
In Case You Didn't Know

An alternate spelling of the more popular version, ICYDK.
"ICUDK, dude, taking her number off of facebook without asking is kind of creepy. just saying."
by popsiclee [: April 14, 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