When someone outside of the fucking relationship "don't like it".
Random person "I have a crush on him but he's dating someone else. THIS IS TOXIC!"

Fran "No..."
by Thankyou, I don't not care December 31, 2020
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A new song by Britney Spears that every guy cannot resist watching in total dis-belief!
by Brian February 28, 2004
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something or someone that is attractive and makes you addicted to it or him/her
With a taste of your lips I'm on a ride, you're toxic I'm slippin' under. With the taste of a poison paradise, I'm addicted to you, don't you know that you're toxic? - Britney Spears
by Cali's Vixen February 16, 2004
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A new Britney Spears song that I like to have random dancing parties to

(and you gotta have the strobe lights)
MBRO and I had a dance party to Toxic last night.
by the pimpster March 6, 2004
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Toxic. Toxic usually describes someone that is annoying or is acting childish, if you meet anyone that is like that, you call them "Toxic"
Eric, you're being toxic as hell. Stop it.

That girl is toxic, I don't like her.

My god dude, stop acting toxic or I'll stop talking to you.
by SkepticalDev May 31, 2019
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Adj.
A term that somebody who frequently browses tumblr or reddit uses to describe something or somebody whom they disagree with or find unappealing.
The video gaming community is so toxic that I have to write a blog post about it.
People who hate on Steven Universe are just as toxic and bigoted as Hitler.
by TheGordonOfRamses June 20, 2018
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A word snowflakes use toward people online who says something they don't like, which is mostly accurate and based off fact.
This toxic person said I suck because I have the lowest score in the game!
by TheRealTrenix August 10, 2018
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