chat up

Verb chat up has 2 senses

• chat up(v = verb.communication) butterfly, coquet, coquette, dally, flirt, mash, philander, romance - talk or behave amorously, without serious intentions; "The guys always try to chat up the new secretaries"; "My husband never flirts with other women"
is one way to speak, talk
Sample sentence:
Sam cannot chat up Sue

• chat up(v = verb.communication) Array - talk to someone with the aim of persuading him; Array
is one way to persuade
Sample sentence:
Somebody ----s somebody