"Low tier Becky." Becky refers to an average looking woman, so LTB refers to a woman on the lower end of average attractiveness. Used often in looksmaxxing communities.
"Yo Lucas's new girl is so mid she doesn't deserve a PSL god like him"
"Yeah bro she's an LTB fs"
Low Tier Baddie/Becky Part of looksmaxxing rating but used for girls. The female equivalent of LTN.
Non incel girl: Okay yea whatevs but rate me!
Incel girl: ummm ngl ur literally ltb u have 0 appeal u need to get liposuction and spam peptides
Non incel girl: okay incel