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1.
Grateful For Your Notice.

When you want to thank for bringing your attention to subject that's been pointed out.
- You have a typo. Third line, second word.
- GFYN, will fix it.
by Тшсу September 10, 2013
 
2.
go fuck yaself niggaaaaa
ya boss axe you to stay late on the mother fuckin weekend.
you say, "yo boss man, GFYN."
by Timmy aka Monster March 21, 2007