Somebody who considers themself so tied to someone else that they are only there to do the other's bidding. A slave. By analogy with an actual third arm, with which the owner of the arm could hope to do so much more, but which has no independent life of its own.
Mary is trying to treat Jimmy like her third arm again. She won't even let him go out for a night with the lads.
by Fearman March 28, 2008
Oh man, I gave Mary the ol' strong arm last night, she loved it. I'm gonna go over her house again tonight to dip the wick again.
by rayjay November 05, 2004
by Coura Bassist May 29, 2008
an elder named arm girl who has an instagram account dedicated to joe alwyns arms. she has two cats and both of them hate her, she also has an acquaintance named emma who she loves but doesn’t show it
by taylorswiftswife July 01, 2021
The absurd manner in which Rick Astley moves his arms when disappointing the world of music with one of his pop videos. They are most prominent in his video 'never gonna give you up'
by kjabsc March 26, 2010
The act of jiggling one's fat on the underside of the bicep area of their arm. This jiggling can also occur on the calves of their legs, Double Chin, Thigh, or stomach area.
by TheNoseSucker March 15, 2017
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