1. Too coarse to be re-uttered.
1843. Mozley, Ess. (1878), I. 84. The most disgusting and unrepeatable indecencies went on.
1859. W. H. Gregory, Egypt, II. 47. Droll but somewhat unrepeatable anecdotes.
1887. Punch, 19 March, 136/2. An account of his most infamous exploits in unrepeatable language.
2. Incapable of being done or made again.
1880. Littledale, Plain Reas., lxxv. 157. The unrepeatable privilege and glory of being the first to unlock the doors of the kingdom.
1901. G. H. Howison, Limits of Evol., 362. The absolutely singular and unrepeatable personality of each soul.