SMART Vocabulary: Relevant words and phrases Doing work several hours following hrs idiom business working day clock in phrasal verb clock out phrasal verb near of business full-time hour in-service gentleman-hour night time change additional time punch out phrasal verb punch the clock idiom lowered time rush hour shiftwork time https://businessflightshop.co.uk/blog/5-tips-for-booking-tickets-for-the-best-business-class-flights-to-america/