Longman Dictionary of Contemporary English - till

~1 prep, conjunction especially spoken until  (I didn't learn to drive till I was thirty three. | The shop's open till nine o'clock most evenings.) ~2 n BrE a machine used in shops, restaurants etc for calculating the amount of you have to pay, and storing the money; register1 (5) AmE  (- see also be caught with your fingers in the till finger1 (8)) ~3 v old use to prepare land for growing crops