Snapdead is when you send a friend an hilarious snapchat that makes them die of laughter.
David: Sends Edith a funny snapchat
*Edith dies of laughter*

Snapdead.
by CrispyCorey June 3, 2014
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Reference to the fact that the update at the end of first quarter 2018 ruined Snapchat for many users!
by Markyfunkymark March 15, 2018
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