Once

Part of speech: noun (n.)

The ounce.

Part of speech: adverb (adv.)

1. By limitation to the number one; for one time; not twice nor any number of times more than one. Ye shall . . . go round about the city once. Josh. vi. 3. Trees that bear mast are fruitful but once in two years. Bacon.

2. At some one period of time; -- used indefinitely. My soul had once some foolish fondness for thee. Addison. That court which we shall once govern. Bp. Hall.

3. At any one time; -- often nearly equivalent to ever, if ever, or whenever; as, once kindled, it may not be quenched. Wilt thou not be made clean When shall it once be Jer. xiii. 27. To be once in doubt Is once to be resolved. Shak.