This refers to medically related social media accounts that act as a manual of knowledge. It is commonly used by first year medical students when sharing resources.
Hey mate have you seen that med manual I sent you
I wish I could find a med manual that explains cardiac issues
by Hiiiihiiii November 23, 2021
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When you use tissue paper to unblock a blockage in the anal cavity, after you haven't eaten enough fibre and the poo just won't come out, so you help it out a bit.
Guy 1: I just had the worst shit
Guy 2: Why
Guy 1: Had to do a bit of manual plumbing
by MrLogician March 25, 2016
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where you keep sending random messages to someone you hate by composing and sending. It can be about anything as long as you send that person a ridicolous amount of messages.
Friend: hey bro what the fuck u always keep sending me these stupid messages and filling up my inbox

You:manual spam sucks don't it.
by Pothsot44 September 12, 2008
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The act of ripping a joint and a cigarette at the same time.
"I know its messing with the rotation but pass me that joint so I can hit the manual spliff"
by mikamellian February 24, 2023
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The definition is the same as a Dirty Sanchez; however the act is performed by hand.
Gross!! it looks like you gave her a Dirty Sanchez!!
Oh no. I didn't want to get my peter all sticky, so I gave her a Manual Sanchez instead.
by Sparky322 January 5, 2015
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To stop something that is stoping you
Wheatley: I am going to perform a Manual Override on this wall.
by TDZ5 May 24, 2022
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Where all the kids walk around the school looking like emos and transes. They mostly look at porn and jack off to the fine teachers, but the other half looks like they carry M-16s and Aks in their backpack.
Ted: See that homeless man on the road eating a chimichanga

Jerry:Yea, that’s Manual High School s best student
Ted:Didn’t he shoot up the school?
Jerry:Yea, still their best student
by slimshady53 October 12, 2021
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