To yam means to do something agrssively, what ever it may be. it can really mean anything... i yammed on the accelerator, i yammed that girl, i yammed his face with my fist, im going to yam to school and get my books i forgot
used to decribe anythign done hard or fast

Dave, Chris and harrison yammed to Ocean city in 1 hour
by Harrisonn August 27, 2006
10 Words related to YAM
Top Definition
Drug slang referring to a heroin-filled balloon.
This use of the word is seen in the song "and then what?" by the rapper Young Jeezy in the following passage:
"Close shop then I do my count, hide the rest of the yams at my auntie house"
by beakllerina August 01, 2005
Ugly-ass cousin of the potato.
by Anonymous June 10, 2003
A term for good, sweet pussy thats lovely for thanksgiving and is originally native to South Jersey.
Yo I got them yams last night.
by The Hamburgler November 10, 2006
street name for a type of drug
"ima keep the rest of my yams at my autie house"
-young jeezy
by yung trill June 04, 2005
plural of yam

ounces of coke
i got three yams so we are gonna party like rockstars for the next few days
by version2.0 August 23, 2005
A gram of cocaine
Dat nigga up da street sellin yams fa 45$
by Dees0924 February 04, 2009
to dunk

I just yammed that shit on your sorry ass!

you just got yammed on, my man!
by dirtynick May 23, 2009

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