Berth/bɜːrθ/ Definition 1 of 4Pro Tip 1/2Transport Resting In transportation, 'berth' specifically means a bed or sleeping area. After a long day, he was grateful for his sleeping berth on the train. Pro Tip 2/2Booking Requirement 'Berth' implies a need for reservation, unlike casual seating. Make sure to book your berth early to avoid disappointment.