A phenomenon where a self righteous partner uses the latest popular buzz words to discredit their partner and discourage any form of disagreement with them as it will make them a gaslighter, manipulator, etc. In short, just another way partners can tell everyone how they’re such great partners, and that the other person is magically always the problem.
My girlfriend has been sending me articles about “how to stop gaslighting”, I can’t even disagree with what she says anymore because shes always Lass-lighting me and running off to bad mouth me to her friends.
by 2Cool2BFoold November 4, 2022

by Blossm April 22, 2019

A Lasse is a person born on the border between Millenial and Zoomer years, but with the mindset and bodylanguage of a Boomer. These people drink a lot of Monster Energy drinks and tend to complain a lot about their own generation excluding themselves from it.
Person: All these kids with their tick tocks and their fortnights, it's like they have become a entirely new species!
Friend: Youre being such a Lasse right now.
Friend: Youre being such a Lasse right now.
by Tord.Bykov April 27, 2020

A variable that one uses to rationalize the classiness of a young female. typically used to rhyme your way into the boys conversation whilst still acting smart.
by HouseOfWords April 22, 2018

A brave man with a very big penisnad is super good at sex. He knows exactly what to do to make a girl wet.
by Thebigdickguy December 12, 2016

A fan-based handle for Anxiety from Inside Out 2, who was based on the Freddy (fear) the antagonist concept from the first movie.
Joy: Sleep tight, Lass Kenny, and don’t touch the console while I’m asleep.
Kenny: Psst, Zee. Envy. Let’s go touch grass! Anxiety go brr
Kenny: Psst, Zee. Envy. Let’s go touch grass! Anxiety go brr
by KenzoKeys July 18, 2024

When you sometimes get autistic accidents during school time or free time. You could for example just yell "fuck" without a reason. So autism lvl: Lasse is just being mentally challenged.
"Wow you're at the Autism lvl: Lasse" John said to Mick.
"You're autism lvl should be like Lasse, during the last hour of school" Mike said to Bob
"You're autism lvl should be like Lasse, during the last hour of school" Mike said to Bob
by D4t m1xtape m4k3r th0 August 18, 2017
