A prepubescent boy who uses depreciating comedy and his rare but relatable sense of humor to make up for the fact that he has a teeny weeny, but a humungo bunghole.
Josh: Where's Micah Smithers?
Hall Monitor Helen: He's probably out there right now getting his hole stretched to the size of a shower drain!
Josh: Without me?
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A lonely male that has no other objective except to play geometry dash. He also will not eat any kind of meal at any time because it gets in the way of him playing his game.You will probably find him alone in his room looking at manga or playing geometry dash.
Dude did you see Gavin Smither all he doe is play geometry dash
Why is Gavin Smither all alone
by DJV119 November 2, 2017
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1. Both partners are in a handstand position locking legs and thrusting into eachother.
2. Masterbating and/or being sexually aroused by a photograph or video of the Simpson's character Mr. Smithers.
My girlfriend and I LOVE The Waylon Smithers!

I keep a poster of Waylon Smithers above my bed along with some lotion and kleenex on my nightstand!
by Carlbergie January 3, 2009
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To insert your member into an anus in an effort to completely cover it in faeces, to then rub said faeces on your own stomach or that of your partner.
"Dom gave himself one hell of a Dirty Smithers."
by Gary Beard February 14, 2012
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A ship involving Smithers and Mr. Burns from The Simpsons.
Dude! Smithers x Mr. Burns should become canon!
by Sasa Alien May 20, 2022
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A super hot, insanely powerful person that rivals superman in all physical tests.
Smither is like superman
by Sembrae October 17, 2022
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