fast-talk

[ fast-tawk, fahst- ]
/ ˈfæstˈtɔk, ˈfɑst- /

verb (used with object)

to persuade with facile argument, usually with the intention to deceive or to overwhelm rational objections: The salesperson tried to fast-talk me into buying a suit I didn't want.

Origin of fast-talk

An Americanism dating back to 1945–50

British Dictionary definitions for fast talk

fast talk
/ slang /

noun

fervent, deceptive patter

verb fast-talk

to influence (a person) by means of such patter