talk (v.) Look up talk at Dictionary.com
early 13c., talken, probably a dim. or frequentative form related to M.E. tale "story," ultimately from the same source as tale (cf. hark from hear, stalk from steal) and replacing that word as a verb. E.Fris. has talken "to talk, chatter, whisper." To talk shop is from 1854. To talk turkey is from 1824, supposedly from an elaborate joke about a swindled Indian. Talking head is from 1968. Talkative is first recorded early 15c. To talk back "answer impudently or rudely" is from 1869.
talk (n.) Look up talk at Dictionary.com
late 15c., "speech, discourse, conversation," from talk (v.). Meaning "informal lecture or address" is from 1859. Talk of the town first recorded 1620s. Talk show first recorded 1965; talk radio is from 1985.