1. Used to describe something very good or rated highly as a favourite.

2. Used to describe something by someone who over reacts and says things are way better than they actually are.
1. That experience was the best thing ever.

2. Person A "Did you like the present I sent you?"
Person B "OMG I LOVE IT, it's the BEST THING EVER"

by Ejoy May 31, 2006
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Pie is the best thing ever
Pie has 100000000s of differnt flavors. makeing it the best thing ever
by squeakys July 2, 2006
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when a light is flashing in your face as you spin around in a circle
on duke of edinburgh expeditions people will do the best thing ever to each other with headtorches as a way of making friends
by harrypotterlad November 30, 2009
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I'm the best thing he ever had but my boyfriend ain't getting a piece of my ass anymore.
by CoolBP January 16, 2018
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