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1 definition by foxymophandlemomma

 
1.
Originating from a certain heavy metal icon who became supremely lame and pissed off fans worldwide, the word "lars" may be used as an adjective to insult someone who is being a loser, or as a verb to describe lame behaviour. The popularity of the word may be traced back to it's origins in the mid 1990's in central British Columbia, Canada, when the local heavy metal enthusiasts became disenchanted with a certain lars.
I can't believe you're drinking low carb beer, you're such a f#@king lars!

Hey lars, you barfed on my shoes last night!

Don't lars on me again.

I'm too tired to do anything tonight, I'm gonna lars.
by foxymophandlemomma November 09, 2010