kick about

Từ điển Oxford Advanced Learner 8th

ˌkick aˈbout/aˈround derived
(informal)
1. (usually used in the progressive tenses)to be lying somewhere not being used
•There's a pen kicking around on my desk somewhere.
2. to go from one place to another with no particular purpose
•They spent the summer kicking around Europe.
Main entry: ↑kick_derived