A pretty scummy/rubbish thing. Used to describe a person or thing. Being a seej isn't the worst thing, but you sure as hell don't wanna be one.

Person 1: My stepmother just cheated on my dad!

Person 2: Omg, what a Seej.
You mum is such a fucking Seej.
by BinWeev February 18, 2023
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v. To surreptitiously and without permission give something to someone. Like stealing, only the item moves from you to the other person or party instead.
Julie was so stoked that I'd seejed the engagement ring into her champagne she said yes right away.

I've been seejing postcards into books at bookstores to work as trailheads for my ARG.
by The Uncredible Chris August 15, 2005
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