To be in "the zone". To perform with supreme flair and confidence.
"The kid is in rare form tonight."

-Billy in "Purple Rain"
by major_delmac March 31, 2005
Get the rare form mug.
To be acting in very particular fashion on a specific occasion, different from the norm.

The form in acting is very "rare"
Pete, you're in rare form tonight bro
by George Allenby January 17, 2011
Get the rare form mug.
When are usually a calm person but your anger and frustration reached its peak and your overall energy noticeably changes where your now at a point where you are ready to snap on anyone that says anything funny to you and you overall
nobody better mess with me today i am in rare form
by heyabean September 28, 2020
Get the rare form mug.
Melanie was in rare form last night, no wonder she's so hungover today.
by yearg August 11, 2017
Get the in rare form mug.