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The number coming after 19 in hexadecimal.
9, A, B, C, D, E, F, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 1A
by RedWater February 24, 2009
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Look at those two. They are so 1a.

Used as a question: Do you think those two are 1a?
by eew.whut February 16, 2010
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The person in any organization-usually a sports team-who is
good enough to have a lead role.Too bad they're being blocked
by someone already in that coveted spot who's actually quite
good too.
at Time Warner,Jeff Bewkes must be 1A.Surely the guy will get his own company to run someday."

EXAMPLE 2/NFL 1A QUARTERBACKS:David Garrard....Gus Frerotte...John Kitna...Brad Johnson.
by L.MARTIN January 15, 2006
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Someone who is close to being an a1 bloke, but due to some mental difficulties, not quite.
Adam: "Awwh bless him, he tries so hard, his hearts in the right place but his head's screwed on fucking backwards".

Chris: "Yeah, what a 1a bloke".
by adamisonfire18 August 17, 2008
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