- any of several Australian grasses of the genera Spinifex, Plectrachne, or Triodia, having spiny seeds and stiff, sharp-pointed leaves that grow in dense masses.
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Examples from the Web for spinifex
To the North, South, and East nothing but spinifex sand-hills in sight.
We turned east for ten miles to a range, which we found to be covered with spinifex.
The flats are very grassy, but the hills are covered with spinifex.
The view was very extensive but not promising--spinifex being in every direction.
Spinifex in every direction, and the country very miserable and unpromising.
- Also called: porcupine grass Australian any of various coarse spiny-leaved inland grasses of the genus Triodia
- any grass of the SE Asian genus Spinifex, having pointed leaves and spiny seed heads: often planted to bind loose sand
C19: from New Latin, from Latin spīna a thorn + -fex maker, from facere to make