an activity that is considered silly, or stupid, or time-wasting.

listen to the pronunciation of an activity that is considered silly, or stupid, or time-wasting.
Английский Язык - Английский Язык

Определение an activity that is considered silly, or stupid, or time-wasting. в Английский Язык Английский Язык словарь

An activity that is considered silly, or stupid, or time-wasting.
monkey business