to be a total fool in love for someone, disregarding all common sense because you are overwhelmed with adoration for this person
"I'm a complete moop for ______. It's embarrassing."
Person 1: Hey, what's up? You look . . . I dunno . . . distracted or sad or something.
Person 2: Oh I'm just mooping over ______. S/he has me spinning around in circles in my head and I can't even think.
"I can't believe I mooped over ____!! S/he is such an asswipe!"
Person 1: Hey, what's up? You look . . . I dunno . . . distracted or sad or something.
Person 2: Oh I'm just mooping over ______. S/he has me spinning around in circles in my head and I can't even think.
"I can't believe I mooped over ____!! S/he is such an asswipe!"
by grace-diggety August 11, 2019

by KBJMmcmx, dns, March 10, 2022

Dude: Hey!
Bro: Boop! *MOOP'S NOSE WITH POWER*
Dude: *Nose Comes off* YOU MOOOOOOOOOOOOOOOOOOOOOOOOOOOOOPED ME
Bro: YOU CAN'T MOOP MEEEEEEEEEEEEEEEEEE
Bro: Boop! *MOOP'S NOSE WITH POWER*
Dude: *Nose Comes off* YOU MOOOOOOOOOOOOOOOOOOOOOOOOOOOOOPED ME
Bro: YOU CAN'T MOOP MEEEEEEEEEEEEEEEEEE
by Adelaide Warburton September 10, 2019

Moop is super amazing super nice moop is the best I’m soooo lucky that I Misaki am in the same discord server as moop.
by Misakiii February 23, 2022

(n) The sound that one makes when they sit around all bored like and say "moop."
(v) to moop -- The act of sitting around not doing anything but twiddling ones thumbs and making the sound "moop."
(v) to moop -- The act of sitting around not doing anything but twiddling ones thumbs and making the sound "moop."
Gary sat at his computer screen and having reached the end of the internet with there being no more exciting websites to read, started twiddling his thumbs and saying "moop."
by insinternets April 3, 2009

Squeezing your partners breast and laughing childishly while shouting "Moop!"
"God damn you Charlene, I'm so gonna moop you"
"You're such a mooper"
"God damn you Charlene, I'm so gonna moop you"
"You're such a mooper"
by Mooper391 May 3, 2010

by roboninja hunter July 31, 2006
