look up any word, like yeet:
 
1.
Any unidentified white substance, especially that which is found in Steven's home.
Steven, you're cat just ate the clerm again...

Oh yeah, he always does that. I hate him.

What's clerm?

That stuff. Duh.
by bingbopbobebi January 30, 2009
 
2.
to be marked with any writing utensil or bodily fluids aka "love syrup" upon such phenomenom the person who clermed the victim is now claimed by said person
"I fuckin clermed Kylie while she was sleeping brah"
by Shout out to Cesar November 29, 2007