safe-deposit box
lass='sn'> : to plunge one's hand into something //dived into his pocket
of an airplane : to descend in a dive
: to plunge into some matter or activity //She dove into her studies.
: to plunge or dash for some place //diving for cover
also : to lunge especially in order to seize something //dove for the ball
: to thrust into something //diving one's hands into the icy water
: to cause to dive //dive a submarine