A masculine presenting nonbinary individual, the counterpart to femby who presents feminine.
Look at that manby over there, I love their star-trek-esque attire!
Did you know that manby is a demiboy?
by brennanquest March 8, 2022
Get the Manby mug.
A term used to name a girl. Her name must end in a "by" to qualify for the title (i.e Shelby, Darby). Manby's also must act like a man, this can be done in a number of ways (vocally, physically, etc)
example1
Guy1: Wow look at Shelby down that 24 of Busch.
Guy2: Looks like we're calling it Manby now.

example2
Guy: Who's that guy yelling in your apartment?
Girl: Oh that actually just Manby.
by StickyNotes March 23, 2013
Get the Manby mug.
A full grown man who only has the mindset and capacity of a baby
Wow Brian or Jeffery are adult men yet they have no skills at anything they cant even do a common feat like drive or wash clothes. A Manby tried to get a Date but he still lives with his Mom and cant Bring her home. What a beard on that Manby his mom washes it for him.
by Wolfs Hook April 19, 2015
Get the Manby mug.
A man that acts like a baby.
Stop crying Tebow. You are such a manby.
by Jerky Truck January 11, 2010
Get the Manby mug.
Usually what you call a paralyzed demogorgon or a blue shirted farmer which skin is fully black, manbi is also a term for calling loud cringing sounds
Two examples:
"that dude built like Manbi!"

"the weather sure kinda sounds Manbi today"
by manbiTumultuous June 3, 2022
Get the Manbi mug.
A pile of wet wipes, that walk around Manby acting like big men thinking they own the area. Consequently setting fire to everything. Their second home is “Beech Grove, and they are all of great big pile of tossers who like each other’s arse.
For example, don’t mess with them. They are the Manby Massive!
by LolMrNoNameLol June 23, 2019
Get the Manby Massive mug.