- a grass, Ammophila arenaria, having matted, creeping rhizomes, grown on sandy shores of Europe, North America, and Australia to bind the sand.
Origin of marram grass
Also called mar·ram.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
- any of several grasses of the genus Ammophila, esp A. arenaria, that grow on sandy shores and can withstand drying: often planted to stabilize sand dunes
C17 marram, from Old Norse marálmr, from marr sea + hálmr haulm