by KingFen July 19, 2018

When one chooses to intentionally void their vowels of fecal matter while on an airplane to gift the entire flight a delectable aroma. In order for it to be a proper airplane plop, the defecater must plan the plop in advance, eating specific amounts and types of foods to time the plop so that it occurs after take off.
Chris did an airplane plop on his way to Orlando. Upon exiting the airplane bathroom, he became filled with pride once he saw the looks of disgust and utter horror on his fellow passengers faces.
by Barnaby J. Buttsnap V November 6, 2017

Ted: Do you hear that noise?
Carl: It sounds like fapping
Ted: Where's Bill?
Carl: ....where's your sister?
Ted: THOSE BETTER NOT BE DUSK PLOPS!
Carl: It sounds like fapping
Ted: Where's Bill?
Carl: ....where's your sister?
Ted: THOSE BETTER NOT BE DUSK PLOPS!
by imthatawesome November 18, 2011

by Barnaby J. Buttsnap V February 9, 2018

The anal sphincter.
by Drippin' Yellow Madness March 15, 2015

Meaning "to leave," usually used at the end of a conversation. Originates in the idea of "plopping down" on a horse in order to ride back to one's home. "Down" is usually eliminated, although on occasion it is heard.
Joe: ...and then Barb told me that the bricks had been there the whole time.
Jim: Interesting. Well, it's getting pretty late--it's probably time for me to plop on the horse.
Joe: All right, see you later.
Jim: Yup, goodbye.
Jim: Interesting. Well, it's getting pretty late--it's probably time for me to plop on the horse.
Joe: All right, see you later.
Jim: Yup, goodbye.
by Barock August 22, 2004

A move used when a man goes to the bathroom in order to avoid washing his hands.
Using his hands to guide the elastic of his underwear, a man will flop his member over the elastic band and plop it down. Thus allowing for ease of urination without using his hands to touch his member.
Using his hands to guide the elastic of his underwear, a man will flop his member over the elastic band and plop it down. Thus allowing for ease of urination without using his hands to touch his member.
Female: Ew! That guy didn't wash his hands!
Male: It's okay, I used the flop and plop...
Female: *Nods head and smiles*
Male: It's okay, I used the flop and plop...
Female: *Nods head and smiles*
by easynottowashyourhands June 14, 2011
