not bad

Từ điển WordNet v3.1 - WordNet Dictionary

adjective

very good
- he did a bully job
- a neat sports car
- had a great time at the party
- you look simply smashing
• Syn:
bang-up, bully, corking, cracking, dandy,
great, groovy, keen, neat, nifty, peachy,
slap-up, swell, smashing
• Similar to:
good
• Usage Domain:
colloquialism