Formed by combining the two words 'wank' and 'masturbate.'; The same meaning as masturbate.
Tom's wife doesn't have sex with him very often, but he always finds time alone to wanksterbate.
by Jordan Miller April 24, 2005
Concatenating the words 'wank' and 'masturbate' to form an extreme version of intense masturbation.
'The instant I saw her naked I had to nip to the loo and wanksturbate myself silly.'
by Kodanshi Helcarver September 26, 2011