ireland's over-hyped loada bollix test
hey man juss finished my junior cert.Now i can officially become a builder.
by Jonjoe-mossy June 21, 2010
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When someone's breath is so bad, that even after inserting a refreshing Certs Mint Candy, their breath still reeks like shit.
Kyle: Dude, your breath is rank ass nasty! You need a breath mint.
Dwayne: Braaaaa I just ate a couple of breath mints. It should smell minty fresh.
Kyle: It ain't working Braaaaaa! What kinda mint was it? A Shit Cert? Smells like someone shit in your mouth.
by Eaton Holgoode July 01, 2009
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A show that is hyped up beyond all belief, and when you go it turns out to be the biggest waste of money you've ever invested in.
Promoter: This is the best show, like, ever, dude. Aren't you glad you shelled out the cash?

Me (Screaming over the crap music): This is the most ridiculous CON-cert I've ever been conned into wasting forty bucks on.
by Widget the Midget July 30, 2008
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English colloquialism. Born from gambling talk and used to indicate a statistical or logical outcome that appears to be a foregone conclusion.
At a racecourse: The 10:1 on horse is a 'racing cert'

Only a mad-man would bet against a racing cert.
by bellebouche March 07, 2010
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someone who makes eye contact at every possible chance, cries for no reason and will definately turn up an hour early for any social occasion!
i hope the dead certs arent out tonight..they tang!
by yellow dragon August 20, 2006
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When a bet is placed and is almost certain to be a winner
The Lakers have been on fire recently, 100 bucks on a win is a penny dead cert

Tim gave me some information on the Manchester United team selection, it’s looking like a Penny Dead Cert
by IghaloMoney May 19, 2020
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