To stay in your bed after a heavy night of drinking.
"Hey Ian, What did you do today?

"I ate cheetos in my bed all day"

"Damn son, You're fuckin Crumlin
by Crumlin Cock. December 12, 2009
Top Definition
Food particles that get stuck in a beard.
Megan, do I have any crumlins? Did Jesus have crumlins? Keep your crumlins and eat them later! Jason asked Megan, "Does David have crumlins?"
by Schmeg January 04, 2015
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