ETYMOLOGY
from revel (exuberant merrymaking) + rout (a company or assemblage of persons)
EXAMPLE (for n. 1.)
“… Counter he coude (Olux) vpon a potte
An estryche fedder of a capons tayle
He set vp fresshely vpon his hat a lofte
What reuell route quod he and gan to rayle
How ofte he hadde hit Ienet on the tayle
Of felyce fetewse dnd lytell prety cate
How ofte he knocked at her klycked gate …”
From: Here begynneth a lytell treatyse named The Bowge of Courte
By John Skelton, 1499
Lexicophilia 