A term used to identify the act of constantly trying to gain attention through social media, often as a means of calling someone out
"I see you thirstboxing all over my pics and in my DM. Imma have to block you now"

"Oh you call yourself being slick and liking all of Sheila's pics, huh? Yeah I done caught you thirstboxing all up in her shit!"
by Sevillian87 February 17, 2016
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