short for relax or relaxed.
used to decribe someone or something which is the epitome relaxedness, often to the point of incredible lazyness.
"hey man lets go lac at the beach"

"just lemme get my lac pants on before i smoke this bowl"

"Harley Jerram" - see ballhead
by dub aych kay October 17, 2010
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an alternative word to french kiss/make out/tongue. it is less well known so can be used infront of others who you may not usually discuss the matter in front of.
Guy 1: dude, i totally got a lac of that hot girl last night.
Guy 2: you lacced her? me too!
by lrapcb February 06, 2009
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"Macks drive 'lacs" - Big Mello 1993.
by VAKI5 October 23, 2003
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A band that sing country type music with a rap twist know as hick-hop the lacs are a band
by Reilly bishop December 07, 2017
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