fixture

Short definition from Wiktionary

Noun

1. 1
   Something that is fixed in place, especially a permanent appliance or other item of personal property that is considered part of a house and is sold with it; compare fitting, furnishing.
2. 2
   A regular patron of a place or institution; a person constantly present at a certain place.
3. 3
   A lighting unit; a luminaire.
4. 4
   A work-holding or support device used in the manufacturing industry.
5. 5
   A scheduled match.
6. 6
   A state that can be recreated, used as a baseline for running software tests.

Verb

1. 1
   To furnish with, as, or in a fixture.
2. 2
   To schedule (a match).