1. A grass-like weed that tastes of lemon.

2. The pubic hair of a blond person. Compare to firecrotch.
Woman A "I was sucking on some lemon grass last night."
Woman B "Why do I even talk to you? All you talk about is oral sex! I'm out of here."
Woman B leaves in a rage.
Woman A "I wonder what that was about?" Sucks on actual lemon grass clippings, enjoying their tangy flavor.
by Racecaracecar October 15, 2009
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A type of fragrant tropical grass which produces an oil that smells like lemon. It's widely used in Asian cooking and in perfumery and medicine.
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the smell of urine after the consumption of asparagus
Man it smells like lemon grass water in here
by een181 April 13, 2016
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