More fully "never-fail grass". Any of several drought-resistant Australian grasses of the genus Eragrostis, especially E. setifolia and E. xerophila, used as pasture in areas of low rainfall.
adjectiveˈnɛvəfeɪl
That never fails.
Origin
Mid 19th century (in an earlier sense). From never + fail.
Definition of never-fail in US English:
never-fail
nounˈnɛvəfeɪl
More fully "never-fail grass". Any of several drought-resistant Australian grasses of the genus Eragrostis, especially E. setifolia and E. xerophila, used as pasture in areas of low rainfall.
adjectiveˈnɛvəfeɪl
That never fails.
Origin
Mid 19th century (in an earlier sense). From never + fail.