1 definition by Andrew LanDOWNS

Top Definition
a gradual transition into the realms of trisomy 21 usually occuring after adolesence
symptoms include:
a gradual lowering of the i.q.
tounge lolling
compulsive masturbation
"Lily is getting dumber by the second, maybe she has adult onset downs (A.O.D.)"
by Andrew LanDOWNS September 01, 2008

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