Meaning

• The act of plunging or submerging

• A dive, leap, rush, or pitch into (into water)

  "A plunge into the sea"

• A swimming pool

• The act of pitching or throwing oneself headlong or violently forward, like an unruly horse

• Heavy and reckless betting in horse racing; hazardous speculation

• An immersion in difficulty, embarrassment, or distress; the condition of being surrounded or overwhelmed; a strait; difficulty

Meaning

• To thrust into liquid, or into any penetrable substance; to immerse.

  "to plunge the body into water"

• To cast, stab or throw into some thing, state, condition or action.

  "to plunge a dagger into the breast;   to plunge a nation into war"

• To baptize by immersion.

• To dive, leap or rush (into water or some liquid); to submerge oneself.

  "he plunged into the river"

• To fall or rush headlong into some thing, action, state or condition.

  "to plunge into debt;   to plunge into controversy"

• To pitch or throw oneself headlong or violently forward, as a horse does.

• To bet heavily and recklessly; to risk large sums in gambling.

• To entangle or embarrass (mostly used in past participle).

• To overwhelm, overpower.