D defs.my
Entry 1 sense Webster, 1913

Rhumb

· IPA /ɹʌm/
01 n. A line which crosses successive meridians at a constant angle; -- called also rhumb line, and loxodromic curve. See Loxodromic.
  1. 1.
    A line which crosses successive meridians at a constant angle; -- called also rhumb line, and loxodromic curve. See Loxodromic.(Navigation) Also: rhumb line, loxodromic curve See: Loxodromic
Phrases & compounds
To sail on a rhumb — to sail continuously on one course, following a rhumb line.