What is the meaning of are?

noun

• A unit of surface area equal to 100 square meters.
  • synonyms: ar

verb

• Have the quality of being; (copula, used with an adjective or a predicate noun. )
  • usage: "John is rich"; "This is not a good answer"
  • synonyms: be
• Be identical to; be someone or something.
  • usage: "The president of the company is John Smith"; "This is my house"
  • synonyms: be
• Occupy a certain position or area; be somewhere.
  • usage: "Where is my umbrella" "The toolshed is in the back"; "What is behind this behavior"
  • synonyms: be
• Have an existence, be extant.
  • usage: "Is there a God"
  • synonyms: exist, be
• Happen, occur, take place.
  • usage: "I lost my wallet; this was during the visit to my parents' house"; "There were two hundred people at his funeral"; "There was a lot of noise in the kitchen"
  • synonyms: be
• Be identical or equivalent to.
  • usage: "One dollar equals 1, 000 rubles these days"
  • synonyms: equal, be
• Form or compose.
  • usage: "This money is my only income"; "The stone wall was the backdrop for the performance"; "These constitute my entire belonging"; "The children made up the chorus"; "This sum represents my entire income for a year"; "These few men comprise his entire army"
  • synonyms: constitute, represent, make up, comprise, be
• Work in a specific place, with a specific subject, or in a specific function.
  • usage: "He is a herpetologist"; "She is our resident philosopher"
  • synonyms: be, follow
• Represent, as of a character on stage.
  • usage: "Derek Jacobi was Hamlet"
  • synonyms: embody, be, personify
• Spend or use time.
  • usage: "I may be an hour"
  • synonyms: be
• Have life, be alive.
  • usage: "Our great leader is no more"; "My grandfather lived until the end of war"
  • synonyms: be, live
• To remain unmolested, undisturbed, or uninterrupted - used only in infinitive form.
  • usage: "let her be"
  • synonyms: be
• Be priced at.
  • usage: "These shoes cost $100"
  • synonyms: cost, be