fly
fly
noun
The flap of material covering the zip or buttons on trousers.
"Your fly is undone."
verb
To move through the air, typically using wings or an aircraft.
"Birds fly south for winter."
noun
A common small insect with two wings, often considered a pest.
"There's a fly buzzing around."
Thesaurus
Synonyms: take flight, flee, fell, vanish, aviate, pilot, tent flap, tent-fly, fly sheet, rainfly, wing, watchful