Top Definition
Being addicting to Tetris
"Have you seen Joe"
"Yeah, he's been in the toilet for half an hour - I think he's doing lines"
by Gunners2 December 12, 2007
1 more definition
Snorting lines of any powdered drug, typically cocaine. The drug used could also be heroin, oxycodone, meth, adderall, etc.

Typically done with a rolled up dollar bill or straw.
Josh: Why do you have white powder on your nose and a rolled up dollar bill?
Cody: I wast just doing lines of some of the finest coke I have had in years.
by --d..cd0c- January 29, 2015

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