picking up your next sexual partner off of instagram; not limited to DM
Damn lexy is fine as hell.

Yeah she is, hit her with a DM last week, now she's my new gram slam.
by The Schwerper May 5, 2017
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One gram of the antibiotic azithromycin that is prescribed to treat chlamydia.
I contracted chlamydia from Carol Kurtis, but Dr. Keith prescribed me a 1 gram slam, so now I feel much better.
by PizzaLuvah February 26, 2021
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When you use Instagram as a booty call app.
Last night I messaged Ruby for a Gram Slam.
by Savanah.dell December 20, 2019
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