overnighter 

Serbian prank played amongst men where one will take a dump in toilet at night and not flush leaving their pals a surprise over night to find in morning.

Andreja left a massive overnighter in sergy's toilet at his party stunk up the whole upstairs.

overnighter by Big Serb August 16, 2017

The overnighter

Dress up as a UPS guy, sing a telegram, fuck her with your dick in a box.

I gave her the overnighter, she liked when I sang to her.

The overnighter by ferkyferk21 November 23, 2011

Kentucky Overnighter 

When Alex has way too much to drink. Ends up in the arms of the wrong guy.

Alex: Another Kentucky overnighter.

Kentucky Overnighter by TrigThingWotever February 5, 2015

overnight activist 

A person who, upon seeing a political message on a social networking site, instantly becomes a die-hard supporter despite knowing nothing about the subject.

Jackie -OMG, I just saw KONY2012. Save the Children!!!!
Brenda -OMG me too. It's so sad that this is happening in Uganda.
Informed Individual- You know this has been happening 26 years and that the Ugandan gov did the same thing to get in power... overnight activists

overnight activist by deadseenscroll June 20, 2012

overnight snub 

When you're messaging someone on a dating app and having a great conversation, yet after a night passes they no longer answer the next day.

Guy 1: "Dude I've been messaging this girl all night she seems great. I think this could actually lead to something"
Guy 2: "Bro that's awesome"
*Goes to sleep, 1 night passes*
Guy 1: "She's not answering anymore, wtf I totally got the overnight snub!"

overnight snub by BananaBoy0517 October 30, 2020

overnight sensation 

When a certain unknown person becomes famous in a supposedly short amount of time, usually a day or a week.

Miley Cyrus was an overnight sensation after she was cast for the show Hannah Montana.

overnight sensation by anthony binas March 20, 2008

Six trillion years and overnight story 

A song made by kemu featured in almost every single rhythm game and it is always one of the hardest song if not the hardest song in the game

I died at six trillion years and overnight story in less than 2 seconds

Six trillion years and overnight story by Sora-N November 10, 2020