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1.
Remark made in reference to sadness and/or depression related to some sort of shortcoming, loss or event.

(To grim out)
Example 1:

Ryan - "The dro man ran out of bud last night so he's out for a few days."

Me - "Aww fuck, grim out..."

Example 2:

James - "What Up?"
Shawn - "Shit..."
James - "So how u been since the old lady left ya?"
Shawn - "Not to sound like a lame but I been at the house grimmin out pretty much all week fam..."
James - "Stop being such a fuckin pussy Shawn, its just a bitch..."
by Thad G September 01, 2009
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