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1) When the muscle of one arm is pumped up due to too much masturbation.
2) When one arm is aching because of too much masturbation.
3) When one arm is aching due to the repeated performance of a task such as sanding down a piece of wood.
Joe: I am a chronic masturbator. I suffer from Wanker's Arm.
by he_who_pwns_j00 October 18, 2006
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May 7 Word of the Day
Paper product used as a barrier against unwanted messes, such as the liner at the bottom of a bird cage.
Please put a New York Times under that before it gets all over the place.
by Phaedrus331 February 12, 2021
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When one arm is grotesquely more muscular than the other.
Rafael Nadal has such a Wanker's arm
by Autolab September 28, 2012
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Use 1 - Where you wank too much and your muscle on that particular arm is build up a lot.

Use 2 - An affliction, because of over-use it hurts when you are using it.
Example 1 - Whoa.. look at my wanker's arm - HUUUGE!

Example 2 - Ow.. hmm wanker's arm! *carries on anyway*
by Mr. Merge June 30, 2005
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