dive

Definitions

• To swim under water.
• To jump into water head-first.
• To jump headfirst toward the ground or into another substance.
• To descend sharply or steeply.
• (especially with in) To undertake with enthusiasm.
• (sports) To deliberately fall down after a challenge, imitating being fouled, in the hope of getting one's opponent penalised.
• To cause to descend, dunk; to plunge something into water.
• (transitive) To explore by diving; to plunge into.
• (figurative) To plunge or to go deeply into any subject, question, business, etc.; to penetrate; to explore.