Hoop  —n. 1 circular band of metal, wood, etc., esp. As part of a framework. 2 ring bowled along by a child, or for circus performers to jump through. 3 arch through which balls are hit in croquet. —v. Bind or encircle with hoop(s).  be put (or go) through the hoop (or hoops) undergo rigorous testing. [old english]