zos-grasshttp://www.oed.com/dictionary/zos-grass_n%3Ftab%3Dmeaning_and_usezos-grass, n.
First published 1986; not fully revised

zos-grassnoun

  1. 1937–
    1. 1937
      Five ducks come out of the sunset and swing low above me out to the muds and bared zos grass.
      J. W. Day, Sporting Adventure 129
    2. 1974
      They [sc. brent geese] cleared the mud-flats of the zos-grass, their natural feed.
      Times 9 March 14/1

zos-grass, n. was first published in 1986; not fully revised.

zos-grass, n. was last modified in July 2023.