ˈbird-ˌwatcher noun [countable] someone who watches wild birds and tries to recognize different types
—bird-watching noun [uncountable] [TahlilGaran] Dictionary of Contemporary English ▲
bird watcher n. A person whose hobby is to study birds close-up in their outdoor home.
A bird watcher looks for the first robin to appear in the spring. [TahlilGaran] English Idioms Dictionary ▲