plunge head first into water with one's arms raised over one's head

she walked to the deep end, then she dived in

he dived off the bridge for a bet

(of an aircraft or bird) plunge steeply downwards through the air

the plane dived as it was buffeted by turbulence at 34,000 ft

arctic skuas which dive at your head as you walk near their territories

a plunge head first into water

he hit the sea in a shallow dive

a steep descent by an aircraft or bird

the jumbo jet went into a dive

a shabby or sleazy bar or similar establishment

he got into a fight in some dive

a detective story set in the smoky clubs and dive bars of 1940s Los Angeles.

used to refer to a typical or hypothetical rich man

there must be rich and poor, Dives says, smacking his claret