Trilliant

An idea that is both trill and brilliant. (ie. A combination of the words 'true', 'real', and 'brilliant'.)

Yo, your idea to hit up the cheetah tonight was trilliant!

by James K Stewart October 20, 2008

Trilliant

(adverb) Excessively good or bright. Better than brilliant...

After an incredible performance; "That was trilliant"

by JBHouston June 7, 2011