Yammy can replace any word (similar to 'jawn' but with more uses).
It can also be used as a greeting.
"Yammy!!!!!"
"Ayo.My peoples got that yammy."
"That yammy over there."
by Dizzy Stardust January 01, 2010
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Someone who very much enjoys orally pleasuring a woman, also "Yamster"
did you about that dude doing the yammy to that female over there.

hes's a yamster
by Evan February 11, 2005
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A ridiculous plot twist that makes absolutely no sense and is generally done for the lulz.

Named after the plot twist from Bleach which revealed that Espada #10 Yammy was actually the strongest of the Espada and really Espada #0.
That makes no sense, he just pulled a Yammy!
by crazydom May 23, 2009
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The chest of a fat male that resembles a woman's breasts. AKA manboobs
Look at Sam's yammies! They jiggle when he runs!!
by nolabelrequired1 April 14, 2006
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