Top Definition
A prawn rash, is a rash caused by stroking a prawn up and down your arm whilst saying "prawny prawny". The friction caused between the prawn and the skin results in a prawn rash!
Emma strokes a prawn up and down her arm.. while saying "prawny prawny"
Sarah "AH ALERT ALERT PRAWN RASH"
#prawn rash #rash #prawn #alert #skin
by flowersandpetalsandseeds123 December 11, 2010
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