When one loses the capacity to speak proper english while on camera or in the presence of any other living thing!
Serene Branson had extremely heavy bertations while live on CBS 2 LA. Check you'll see.
by proy21 February 27, 2011
A general state of confusion, usually at an awards show or other celebrity event.
Everything started out fine but once the drinks were served the night quickly devolved into very heavy bertation.
by Bryan Ganman February 18, 2011
Serene Branson's signature phrase after the 2011 Grammy awards during a live newscast when she could speak nothing but sheer jibberish for over 10 seconds.
Well, a very very heavy — Heavy Bertation tonight. We had a very daris-darrison fight. Let’s go ahead terrace taze English for the bit to have the pick.
by ironic777 February 17, 2011