Definition of "Be" :
noun: a light strong brittle grey toxic bivalent metallic element
verb: spend or use time
"I may be an hour."
verb: work in a specific place, with a specific subject, or in a specific function
verb: have an existence, be extant
verb: have the quality of being; (copula, used with an adjective or a predicate noun)
verb: have life, be alive
verb: be identical to; be someone or something
verb: form or compose
"These constitute my entire belonging."
verb: occupy a certain position or area; be somewhere
"What is behind this behavior?."
verb: be identical or equivalent to
verb: represent, as of a character on stage
verb: be priced at
verb: to remain unmolested, undisturbed, or uninterrupted -- used only in infinitive form
"Let her be."
verb: happen, occur, take place