It is used to playfully express in agreement to something. It's an alternative phrase instead of saying "yes". The "yesh" means "yes", and the "mesh" is used to add playfulness as its supposed to be very silly and quite stupid like kindergarten humor.
Tyler: Are we still going to the party?
Jordan: Yesh mesh
Tyler: What the hell does that even mean?
Jordan: It means I am going
Tyler: Why the fuck couldn't you just say "yes"?
Jordan: Because it's more stupid this way
Tyler: Yes you are very stupid and are failing at life

Jordan: ok I'll see you at 5, bye, I go cry now
by NightWalker21 July 27, 2019
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When the mesh on your lacrosse stick's head is unreasonably long and hangs off of the bottom of your head. You know it when you see it, and just wish you had some scissors to trim it yourself.
Jake- "Did you see that kids mesh mullet?"
Brandon- "Yeah that shit needs a trim."
by meshmullet93 April 29, 2009
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Lacrosse mesh is the mesh that is strung in the lacrosse head and makes it able for someone to catch the ball so it doesn’t go right the the head.
There are many types and colors of lacrosse mesh that can be strung in your stick
by Cooooooper April 4, 2018
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An all-female punk band from the 80s, whose lead singer died during a a mosh pit accident.
Saw the Vaginal Mesh and witnessed the lead singer do a 10 foot face plant.
by The Donut Fairy May 20, 2016
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A piece of high fashion circa 2002. Definitly out of style in 2004 and on.
Its 2004, why you wearing the Von Dutch mesh hat. You're last year's look you tool.
by Leandro October 26, 2004
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1. A make out session
2. An act involving two or more couples where the sole activity is making out
"Dude I heard everyone got herpes at that mesh sesh last weekend!"
"Yeah, don't remind me..."
by SpruceTree April 29, 2008
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the part of a mesh lacrosse pocket that hangs down below where the pocket is tied to the bottom of the head; it resembles the "party in the back" portion of the infamous mullet haircut.
Can I borrow your scissors? I need to trim this mesh mullet.
by JP_Laxer July 3, 2007
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