1to get the desired outcome
2to win favor by fawning on sb
3to curry favor with
4a fruitful outcome to reward one's labor
Examples
nà那rén人hěn很huì会tǎo hǎo讨好lǎo bǎn老板。
那人很会讨好老板。
That man knows how to get on the president's good side.
他竭尽全力地讨好他老婆。
He bent over backward to please his wife.