What is the meaning of slot?

noun

• A position in a grammatical linguistic construction in which a variety of alternative units are interchangeable.
  • usage: "he developed a version of slot grammar"
• A small slit (as for inserting a coin or depositing mail. )
  • usage: "he put a quarter in the slot"
• A time assigned on a schedule or agenda.
  • usage: "the TV program has a new time slot"; "an aircraft landing slot"
  • synonyms: time slot
• A position in a hierarchy or organization.
  • usage: "Bob Dylan occupied the top slot for several weeks"; "she beat some tough competition for the number one slot"
• The trail of an animal (especially a deer. )
  • usage: "he followed the deer's slot over the soft turf to the edge of the trees"
• Computer) a socket in a microcomputer that will accept a plug-in circuit board. (
  • usage: "the PC had three slots for additional memory"
  • synonyms: expansion slot
• A slot machine that is used for gambling.
  • usage: "they spend hours and hours just playing the slots"
  • synonyms: one-armed bandit

verb

• Assign a time slot.
  • usage: "slot a television program"