up for something

Từ điển Oxford Advanced Learner 8th

up for sth idiom
1. on offer for sth
•The house is up for sale.
2. being considered for sth, especially as a candidate
•Two candidates are up for election.
3. (informal)willing to take part in a particular activity
•We're going clubbing tonight. Are you up for it?
Main entry: ↑up_idiom