drown

American Heritage® Dictionary of the English Language, Fourth Edition

1. v. To kill by submerging and suffocating in water or another liquid.
2. v. To drench thoroughly or cover with or as if with a liquid.
3. v. To deaden one's awareness of; blot out: people who drowned their troubles in drink.
4. v. To muffle or mask (a sound) by a louder sound: screams that were drowned out by the passing train.
5. v. To die by suffocating in water or another liquid.

Century Dictionary and Cyclopedia

1. To be suffocated by immersion in water or other liquid.
2. To suffocate by immersion in water or other liquid; hence, to destroy, extinguish, or ruin by or as if by submersion.
3. To overflow; inundate: as, to drown land.
4. Figuratively, to plunge deeply; submerge; overwhelm: as, to drown remorse in sensual pleasure.
5. In physical geography, to submerge beneath the waters of a lake or ocean: said of a valley that is thus converted into a bay by a relative change of land- and water-level. See drowned stream.
6. In tobacco culture, to injure by long-continued rain followed by warm sunshine. The tobacco soon wilts under these conditions. Also called scald.

Wiktionary

1. v. intransitive To be suffocated in water or other fluid; to perish by such suffocation.
2. v. transitive To deprive of life by immersion in water or other liquid.
3. v. transitive To overwhelm in water; to submerge; to inundate.
4. v. transitive To overpower; to overcome; to extinguish; — said especially of sound; usually in the form "to drown out"
5. v. transitive To lose, make hard to find or unnoticeable in an abundant mass

GNU Webster's 1913

1. v. To be suffocated in water or other fluid; to perish in water.
2. v. To overwhelm in water; to submerge; to inundate.
3. v. To deprive of life by immersion in water or other liquid.
4. v. To overpower; to overcome; to extinguish; -- said especially of sound.

WordNet 3.0

1. v. kill by submerging in water
2. v. cover completely or make imperceptible
3. v. die from being submerged in water, getting water into the lungs, and asphyxiating
4. v. be covered with or submerged in a liquid
5. v. get rid of as if by submerging