Entry 3 senses · 3 variants Webster, 1913 Murk /mẽrk/ · IPA /mɝk/ a. n. n. 01 a. Dark; murky. 1. Dark; murky. “He can not see through the mantle murk.” — J. R. Drake. 02 n. Darkness; mirk. 1. Darkness; mirk.[Archaic] 03 n. The refuse of fruit, after the juice has been expressed; marc. 1. The refuse of fruit, after the juice has been expressed; marc.