verb
1.
Synonyms: thrust 2, dig, drive, ram, run, sink, stab, stick
2.
to thrust or cast oneself or something into or as if into deep water
plunged into the crowd
Synonyms: burst, dive, drive, lunge, pitch, ||splunge; compare rush 1
Related Word: dip, immerse, submerge; plump, plunk; propel, push, shove, thrust; boil, charge, fling, rush, tear
Idioms: plunge headlong
Contrasted words: ease, glide, slide, slip
3.
Synonyms: fall 2, drop, go down, keel (over), pitch, slump, topple, tumble
Idioms: take a plunge
4.
Synonyms: plummet , dip, drop, fall, nose-dive, skid, tumble
Idioms: drop like a rock, take a downward plunge