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1.
pronounced guh-la-ow. glau means to have attained a great amount of deliciousness. mostly used by potheads to describe the sandwich they just ate or the brownies they had.
pothead #1: dude, that sand-o was totally glau!
pothead #2: have you tried those glau brownies?!
pothead #3: food is glau.
by scottimus February 07, 2006