fly noun

1 insect

VERB + FLY swat I swatted the fly with a newspaper.

FLY + VERB buzz A fly was buzzing against the window. | crawl | land (on sth), settle (on sth) A fly settled on the butter.

FLY + NOUN larva | repellent, spray

2 (also flies) on trousers

ADJ. button/button-up, zip/zipped

VERB + FLY button (up), do up, zip up | undo, unzip Do you know your flies are undone?

FLY + NOUN button > Special page at CLOTHES