coolibah means any of a number of eucalyptus trees of central and northern Australia, in particular Eucalyptus microtheca. Lexicurio rates it Sui generis — a strength score of 92 out of 100.
noun
- Any of a number of eucalyptus trees of central and northern Australia, in particular Eucalyptus microtheca.“Oh there once was a swagman camped in the billabong,
Under the shade of a coolibah tree,
And he sang as he looked at the old billy boiling,
'Who'll come a'waltzing Matilda, with me.'”