the action of measuring the depth of a body of water

information or evidence ascertained as a preliminary step before taking action

he took soundings about the possibility of moving offices

giving forth sound, especially loud or resonant sound

he went in with a sounding plunge

ascertain (the depth of water in the sea, a lake, or a river), typically by means of a line or pole or using sound echoes

Mr Pattison was sounding the depth of the water with a pole

question (someone) discreetly or cautiously so as to ascertain their opinions on a subject

we'll sound out parliament first

examine (a person's bladder or other internal cavity) with a long surgical probe

(especially of a whale) dive down steeply to a great depth

he sounded, arching his back steeply and raising his rubbery flukes in the air

emit or cause to emit sound

a loud buzzer sounded

she sounded the horn

convey a specified impression when heard

he sounded worried