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A rather old saying that used to be used in the UK.

A more up-to-date saying might be insane, groovy or happening.
'I say, that was brill! Shall we go again?'
by George Gnutter October 28, 2006
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8
An orgy until the death otherwise known as a death orgy. A proper Brill (i.e a old english Brill) will mean death must be by natural causes, however in the instance of foulplay it is still known as a Brill.
The orgy turned into a Brill
They brilled until the monkey died
Brilling will occur in the downstairs room
by Giarffe October 12, 2010
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9
Brill is a word which means brilliant or cool. It is commonly used in England, and Americans who want to sound cool.
"Oh Oliver youre so Brill! I would have never thought about that."

"James, youre from America."
"And...?"
"Never say that again."
by Sherwoodlegend July 06, 2017
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10
To gargle on cum and swallow after Lallying someone.
I walked in to my apartment, and my friend was brilling this random dude! I was scarred for life.
by qazzaqqazzaq August 05, 2011
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11
Anyone resembling Bobby Hill, from the animated televison series King of the Hill.
Dan: have you played that video game Bully?

Chuck: yeah. That kid is so Brill!
by Lipchitz February 14, 2010
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12
Friend 1: Dude you are such a liar.

Friend 2: Brill!
by ur a tw@ December 23, 2011
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13
Brilliant and real. Similar to Trill, True and Real, but Brill.
Guy 1: Hey Fleming did you try those bannana pudding pancakes?

Guy 2: Yeah man those shits were brill.
by CocoPuffsthechocolatethunder August 14, 2008
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