When a teacher's (or anyone for that matter) glasses are so thick that it appears they're made of fiberglass.
We could barely see her eyes peering through those fiberglasses.
by J.Robbins January 21, 2007
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Man that chick finally did me, but only because she was totally fiberglassed!
by blueeyederic August 19, 2003
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Stronger than steel.

A material when launched at over 300 mph can penetrate and destroy Steel columns.
Orlando: 911 showed that fiberglass can cut through fucking steel.

Me: Super Man is nicknamed man of steel, should be man of fiberglass because thats apparently tougher than steel.
by rickya209 May 16, 2014
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This is where poop dries in matrix with ass hair resulting in a laminated composite that is even harder to damage than carbon fiber.
I was late for our date because I was stuck in the shower trying to get rid of a god-awful load of Devil's Fiberglass!
by Somebody Else December 29, 2004
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A term used to describe Asian built motorcycles, they are usually stunt/trick bikes made out of fiberglass "duh". I first head this word in the Lost and Dammed the first of two episodes in the game GTA 4.
Tim the minster rode by on his new Honda fiberglass fantastic!
by renko123 July 18, 2010
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