A word describing an annoying sound or noise.

Can also be used to describe an annoying, belligerent, or intoxicated person; or a person of no worth or value.
Luke: "Where's my fucking knife?!?! I need to chop random chunks out of my hair!!"

Hillary: "Why in the hell am I dating this mersa?
by yoyoticket January 21, 2011
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when you put a glob of hand sanitizer in your hand and pimp slap someone across the face possibly getting the hand sanitizer in their eyes or hair(its a bitch to get out)
you:hey bob!!
bob: what!!!?!??!
you:*mersa slap*
bob:GOD FUCKIN DAMNIT MY EYES YOU PRICK!!!
by cpt.funbags January 4, 2008
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