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A serious--and quite possibly deadly--form of inebriation brought on by the over consumption of meat and/or meat byproducts. Symptoms include slurred speech, impaired vision and balance, sweating (commonly known as "meat sweats") nausea, and gleeful levels of euphoria, and erratic behavior.
Person #1: Hey, did you eat that entire package of hot dogs?

Person #2: Grrbbl... fex... sh... bah.

Person #1: Oh, great. You're meatfaced again. Looks like you've ruined Christmas. Again.
by CYFOHCM August 09, 2010