hopping

Từ điển Oxford Advanced Learner 8th

hop·ping 7 [hopping] adjective, adverb BrE [ˈhɒpɪŋ] NAmE [ˈhɑːpɪŋ]
adjective (NAmE, informal)
very lively or busy
•The clubs in town are really hopping.
•We thought we'd be hopping but business is terrible.
Idiom: ↑hopping mad
 
adverb