A u-boat is someone who can have an invisible disability and go undetected for years, like a u-boat, or an underwater boat.
by Siouxsie Supertramp November 20, 2023
 Get the u-boatmug.
Get the u-boatmug. by Timfree August 5, 2022
 Get the Wubble Umug.
Get the Wubble Umug. it means when u want to have sex with the other person but not all the the sometimes it’s considered an insult
sam : fuck u laura
laura: why are u insulting me sam ?!?!!
homie 1:fuck u mike
homie 2: yeah dude
mike okay 3 rounds?
laura: why are u insulting me sam ?!?!!
homie 1:fuck u mike
homie 2: yeah dude
mike okay 3 rounds?
by bruce wayne 🦇🦇 April 6, 2022
 Get the Fuck umug.
Get the Fuck umug. by GodDude March 4, 2022
 Get the Yo gf cheated on umug.
Get the Yo gf cheated on umug. Jack: I was on Reddit last night and then some dude was telling me to stfu.
Mark: What was their name?
Jack: u/welikeReddit1
Mark: I think they are a girl mate.
Jack: *dies*
Mark: What was their name?
Jack: u/welikeReddit1
Mark: I think they are a girl mate.
Jack: *dies*
by u/welikeReddit1 January 20, 2021
 Get the u/welikeReddit1mug.
Get the u/welikeReddit1mug. by lilcaaaaaaaaaaaaaaaaaaaaaaam July 5, 2020
 Get the lil $u$mug.
Get the lil $u$mug. by 6th hour geometry May 3, 2018
 Get the Bust a U-Turnmug.
Get the Bust a U-Turnmug.