look up any word, like ratchet:
 
2.
To poke and animal or something cute in the nose.
Mary booped her dog.
by Anonymous April 12, 2003
 
1.
The mystery of the boop shall never be revealed. But when saying "Boop" you must poke a random person on the nose.
Meh: Boop! *pokes your nose*
by Pingu April 11, 2004
 
3.
west indian roots, the phrase means to imply weak for woman, likened to "sweep"as men say about a easy woman
"see boops there, him a run off at the mouth" Supercat 1990.

"hush ya mouth, you a straight boopsman with deep pockets"
by kushkush/syntaxmac February 12, 2005
 
4.
A conversation starter through social media i.e. When you want to reconnect with someone you haven't spoken to in a while and you have no topic to talk about, so anything you say will be random.
Guy: Boop!

Girl: Oh hey guy! That was kinda random! How ya been :D

Guy: Not bad, not bad...
by sxetano October 18, 2012
 
5.
A word said by one lover to another, meaning "I love you." The other lover usually follows with "beep!" This can be seen in the movie "Knocked Up" (2007) as well.
Kris: Boop!
Val: Beep!
*smiles at each other*
Kris: huam! I love you!
Val: muah! I love you moore!!
by Valerie & Kris <3 June 24, 2007
 
6.
A word used at the end of a video made by famous youtuber Toby Turner aka Tobuscus.
"Peace off! Ba da do do do do do do do Subscribe! Boop!"
by AllThingsBuscus January 05, 2012
 
7.
The sound effect used to delineate that someone has just said something utterly stupid. Derived from the sound an answering machine makes, thus indicating nobody is home.
Person 1: Hey, what country is China in?
Person 2: Boop!
by Felice Howden March 23, 2008