Definition of "Talk" :
noun: the act of giving a talk to an audience
"I attended an interesting talk on local history."
noun: an exchange of ideas via conversation
"Let's have more work and less talk around here."
noun: discussion; (talk about' is a less formal alternative for discussion of')
"His poetry contains much talk about love and anger."
noun: idle gossip or rumor
"There has been talk about you lately."
noun: a speech that is open to the public
verb: deliver a lecture or talk
"She will talk at Rutgers next week."
verb: divulge confidential information or secrets
"Be careful--his secretary talks."
verb: express in speech
"She talks a lot of nonsense."
verb: reveal information
"If you don't oblige me, I'll talk!."
verb: exchange thoughts; talk with
"We often talk business."
verb: use language
"The baby talks already."