Top Definition
wicked lustful sexspecialist
I knew I'd be knackered the next morning when a wls accompanied me to bed before sunset.
by CriostoirHulme August 05, 2005

An erection caused by an inanimate warm object. Commonly a laptop but WLS can also be caused by other objects eg. teacups.
'Can you guys look away while I leave the room? I've got some mad WLS.'
by Ben Stevens March 11, 2008
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