MARL
- to fertilize with marl (an earthy deposit containing lime, clay, and sand) [v MARLED, MARLING, MARLS]
- to fertilize with a calcareous clay [v -ED, -ING, -S]
- friable earthy deposit consisting of clay and calcium carbonate, used esp. as a fertilizer for soils deficient in lime
- to fertilize with marl
- to wind (a rope) with marline, every turn being secured by a hitch