of or pertaining to the region of the mouth
His fever blister was oozing in the mouthal area.
by exopereoperoptimist April 17, 2007
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Herpes of the mouth. Not to be confused by oral herpes, which is entirely different, obviously.
Its main source of distribution is the swapping of generally similar looking bottles.
Sue: Hey Sam, I may have misappropriated my bottle and it looks like yours.

Sam: Oh no, perhaps you now have mouthal herpes. That is not fun.
by Yourski December 18, 2013
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