Possible Definitions:
1. Dive (v. i.) To plunge into water head foremost; to thrust the body under, or deeply into, water or other fluid.
2. Dive (v. i.) Fig.: To plunge or to go deeply into any subject, question, business, etc.; to penetrate; to explore.
3. Dive (v. t.) To plunge (a person or thing) into water; to dip; to duck.
4. Dive (v. t.) To explore by diving; to plunge into.
5. Dive (n.) A plunge headforemost into water, the act of one who dives, literally or figuratively.
6. Dive (n.) A place of low resort.
7. Dive (pl. ) of Diva