Slate | Mean of slate in English Dictionary

/ˈsleɪt/

• Noun
• a type of hard rock that splits easily into thin layers
1. Some school blackboards are made of slate.
• a small sheet of slate in a wooden frame that was used in schools in the past for writing on with chalk
• a piece of slate that is used with others to cover a roof or wall
1. roofing slates
2. The house has a slate roof.

• a list of people who are trying to win an election
1. The party has fielded an impressive slate of candidates this year.
• Verb
• to arrange or plan for something to happen, someone to be chosen, etc.
1. The new art museum is slated [=is scheduled] to open next spring.
2. She is slated to become the company's next president.
3. Her latest album is slated for release in July.
• to criticize (someone or something) very harshly
1. The film/book was slated by most critics.