rufous

adj

1. (not-comparable)of a reddish colour

noun

1. (abbreviation, alt-of, countable, ellipsis)Ellipsis of rufous hummingbird.

   “Partners in Flight — a conservation group that tracks several species of birds, including hummingbirds — estimates that the rufous population is currently 62% smaller than it was in 1966. […] Rufouses are adapting, however, and becoming more willing to use urban feeders and gardens.”

2. (uncountable)A reddish-brown colour, as of rust.