From Dan Propp

Had Oxbow steak again last night  (three thumbs up)!

ox · bow
/ 'äks,bō /
An abandoned channel in the course of a river, shaped like a U. We graze our cows on the ancient "oxbows" of the Bitterroot River, where these sub-irrigated fertile remnants of the Bitterroot provide lush feed for grass-finishing cattle.