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1 definition by Gennette

 
1.
A verb used to indicate unassertive behavior. It can be either positive or negative.
Q "Did he ask that girl out?"
A "Naw man, he totally lambed it."

"I'm just gonna get a drink and lamb at the bar for a while. See how many blokes make a point to say hi to me without any enticement"
by Gennette September 23, 2005