I. as Adv. never, on no account, after ὡς, A.Pr.205, Eu.882; after εἰ, Id.Ch.182, etc.: c. inf., Id.Eu.977, Supp.617; esp. in oaths, never, “ὀμοῦμαι, μή ποτε τῆς εὐνῆς ἐπιβήμεναι” Il.9.133, 275; ἐπεκέκλετ᾽ Ἐρινῦς, μή ποτε . . ἐφέσσεσθαι ib.455; in aposiopesis, ἢ μήπορ᾽ ἆρ᾽ . . Men.Sam.97: in orat. obliq., Hes.Op.86.
2. in prohibition or warning, with aor. subj., “μή ποτε καὶ σὺ . . ὀλέσσῃς” Od.19.81, etc.: with inf. for imper., 11.441.
3. in later Gr., perhaps, Arist.EN1172a33, LXX Ge.24.5, Aristeas 15, Ph.1.13, Arr.Epict.3.22.80, Plu.2.106d, A.D.Pron.18.4.