A way to reference a girl or group of girls that look as if they just stepped out of the prehistoric age. This could mean they have the apperance of ethier a cave person or a dinosuar.
"Look at the herd that just walked into this party, they look straight out of the Land Before Time (LBT)."

"The tall lesbian over in the cornor is def LBT status."
by Planrapist March 20, 2010
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Acronym for Last Boosted Toot. When posting on the Fediverse / Mastodon, LBT means you're referring to the last post that you boosted (shared, reposted).
LBT: that hashtag always brightens my day.
by TicklishHoneyBee October 17, 2023
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laughed but then stopped
nice i lbts
by that big bunda bitch April 4, 2021
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Lost between two shores
I'm New York City born and raised but nowadays I'm LBTS
by lbts June 19, 2022
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