1. (n.) To fall on at once and seize; to catch while on the wing; as, a hawk swoops a chicken.

2. (n.) To seize; to catch up; to take with a sweep.

3. (v. i.) To descend with closed wings from a height upon prey, as a hawk; to swoop.

4. (v. i.) To pass with pomp; to sweep.

5. (n.) A falling on and seizing, as the prey of a rapacious bird; the act of swooping.

belly buster belly flop belly whopper blow cannonball cascade cataract chute collapse come down comedown crash crash dive debacle declension declination defluxion descend descending descension descent dip down dive down downbend downcome downcurve downfall downflow downgrade downpour downrush downtrend downturn downward trend drop drop down drop off dropping fall fall down fall off falling gainer go down go downhill gravitate gravitation header inclination jackknife lose altitude nose dive nose-dive parachute parachute jump pitch plop plummet plummeting plump plunge plunk pounce pounce on pounce upon pour down power dive precipitate rain rapids running dive rush skin-dive sky dive sky-dive sound stationary dive stoop stroke swan dive sweep swoop down take a header trend downward waterfall