F.A.C. stands for Friday Afternoon Chiefin'.
to smoke weed on a friday afternoon.
Bob: What do you want to do today?
Seymour: Let's F.A.C. today.
Bob: Hell Yeah
by jheremy g October 25, 2009
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An acronym for Flat-ass calm. Used by sailors, fishermen and people who spend time on the water to describe a sea like glass.
"Going surfing today?"
"Nah man, it's F.A.C."

--or--

"Good day for fishing, it's F.A.C. out."
by B. Dub March 14, 2012
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an abrieviation for the Fish Awareness corporization. This corporization stands up for innocent fish everywhere and discourages eating fish and anything bad regarding fish.
THe F.A.C. mantra is "Fish are Friends, not food"
This is a message sponsored by the fish awareness corporization. (F.A.C.
person a-"Hey Jim,"
person b-"Hey Bob!"
person a-"Have you heard of fish before?"
person b-"Yeah, i eat them,"
person a-"WHAT!?!?! Fish are friends, not food. FISH HAVE RIGHTS!!!"
person b-"Okay, i won't eat them anymore"
person a-"I like fish."
person b-"i like you AND fish,"
person a-"OOOH"
And remember- fish are friends, not food
by Mingletoe January 14, 2011
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