Wiktionary
vb. (en-pastroot for)
Usage examples of "rooted for".
He rooted for the Mets, he wore Fruit of the Loom underwear, and he drove a Buick.
He spurred his horse forward and rode over the fallen figure Pug sat rooted for a moment, then spurred his own horse.
Expectation was high, and even Hollier had returned early from one of his expeditions to Transylvania, where he rooted for what he called cultural fossils.
Karras stood rooted for a moment, as if he had casually rounded a corner and suddenly encountered his boyhood self with an altar boy's cassock draped over an arm, hurrying by without a glance of recognition.
Some stayed rooted for days, even several days, sleeping off long, around-the-clock stints at work.
Interestingly, this practically mirrors the situation on the other side of the world in the wars between the Aztecs and the Toltecs, where Mars rooted for the former, and Venus, the latter.