slot

American Heritage® Dictionary of the English Language, Fourth Edition

1. n. A narrow opening; a groove or slit: a slot for coins in a vending machine; a mail slot.
2. n. A gap between a main and auxiliary airfoil to provide space for airflow and facilitate the smooth passage of air over the wing.
3. n. An assigned place in a sequence or schedule: a new time slot for a TV program.
4. n. A position of employment in an organization or hierarchy.
5. n. Computer Science An expansion slot.
6. n. Informal A slot machine designed for gambling: lost $100 playing the slots.
7. n. Football A space or gap between an end and a tackle in an offensive line.
8. n. Sports An unmarked area in front of the goal between the face-off circles on an ice hockey rink.
9. v. To cut or make a slot or slots in.
10. v. To put into or assign to a slot.
11. n. The track or trail of an animal, especially a deer.

Century Dictionary and Cyclopedia

1. n. The fastening of a door; a bar; a bolt.
2. n. A piece of timber which connects or holds together larger pieces; a slat.
3. n. A small piece.
4. n. A castle; a fort.
5. n. A hollow. A hollow in a hill or between two ridges.
6. n. In machinery, an elongated narrow depression or perforation; a rectangular recess or depression cut partially into the thickness of any piece, for the reception of another piece of similar form, as a key-seat in the eye of a wheel or pulley; an oblong hole or aperture formed throughout the entire thickness of a piece of metal, as for the reception of an adjusting-bolt. See cut under sheep-shears.
7. n. In a cable street-railroad, a narrow continuous opening between the rails, through which the grip on the car passes to connect with the traveling cable.
8. n. A trapdoor in the stage of a theater.
9. n. A hollow tuck in a cap, or other part of the dress.
10. n. A hem or casing prepared for receiving a string, as at the mouth of a bag.
11. To slit; cut; gash.
12. To provide with a slot or groove; hollow out.
13. In coal-mining, same as hole, 3 .
14. n. The track of a deer, as followed by the scent or by the mark of the foot; any such track, trace, or trail.
15. To track by the slot, as deer. Compare slothound.
16. To shut with violence; slam.

Wiktionary

1. n. A broad, flat, wooden bar, a slat, especially as used to secure a door, window, etc.
2. n. A metal bolt or wooden bar, especially as a crosspiece.
3. n. electrical A channel opening in the stator or rotor of a rotating machine for ventilation and insertion of windings.
4. n. slang, surfing surfing term for the barrel or tube of a wave.
5. v. obsolete To bolt or lock a door or window.
6. n. A narrow depression, perforation, or aperture; especially, one for the reception of a piece fitting or sliding in it.
7. n. A gap in a schedule or sequence.
8. n. aviation The allocated time for an aircraft's departure or arrival at an airport's runway.
9. n. aviation In a flying display, the fourth position; after the leader and two wingmen.
10. n. computing A space in memory or on disk etc. in which a particular type of object can be stored.
11. n. informal A slot machine designed for gambling.
12. n. slang The vagina.
13. v. To put something (such as a coin) into a slot (narrow aperture)
14. v. To assign something or someone into a slot (gap in a schedule or sequence)
15. v. To put something where it belongs.
16. n. The track of an animal, especially a deer.

GNU Webster's 1913

1. n. A broad, flat, wooden bar; a slat or sloat.
2. n. Prov. Eng. A bolt or bar for fastening a door.
3. n. A narrow depression, perforation, or aperture; esp., one for the reception of a piece fitting or sliding in it.
4. v. Obs. or Prov. Eng. To shut with violence; to slam.
5. n. The track of a deer; hence, a track of any kind.

WordNet 3.0

1. n. (computer) a socket in a microcomputer that will accept a plug-in circuit board
2. n. a slot machine that is used for gambling
3. n. a small slit (as for inserting a coin or depositing mail)
4. n. a time assigned on a schedule or agenda
5. n. the trail of an animal (especially a deer)
6. v. assign a time slot
7. n. a position in a hierarchy or organization
8. n. a position in a grammatical linguistic construction in which a variety of alternative units are interchangeable