a narrow, elongated depression, groove, notch, slit, or aperture, especially a narrow opening for receiving or admitting something, as a coin or a letter.
2.
a place or position, as in a sequence or series: The program received a new time slot on the broadcasting schedule.
3.
Linguistics. (especially in tagmemics) a position having a specific grammatical function within a construction into which any one of a set of morphemes or morpheme sequences can be fit. Compare filler(def. 9).
4.
an assignment or job opening; position: I applied for the slot in management training.
5.
Journalism.
a.
the interior opening in a copy desk, occupied by the chief copy editor.
b.
the job or position of chief copy editor: He had the slot at the Gazette for 20 years. Compare rim(def. 7).
an allocated, scheduled time and place for an aircraft to take off or land, as authorized by an airport or air-traffic authority: 40 more slots for the new airline at U.S. airports.
Ornithology. a narrow notch or other similar opening between the tips of the primaries of certain birds, which during flight helps to maintain a smooth flow of air over the wings.
10.
Ice Hockey. an unmarked area near the front of an opponent's goal that affords a vantage for an attacking player.
"bar or bolt used to fasten a door, window, etc.," c.1300, from M.Du. or M.L.G. slot (cf. O.N. slot, O.H.G. sloz, Ger. Schloss "bolt, bar;" O.S. slutil "key"), from P.Gmc. stem *slut- "to close" (cf. O.Fris. sluta, Du. sluiten, O.H.G. sliozan, Ger. schliessen "to shut, close"), from PIE base *klau-