A small winged insect belonging to the order Diptera, known for its ability to fly and often considered a pest. The fly buzzed around the kitchen, landing on the fruit bowl.
A flap of cloth covering the opening at the front of a pair of pants. He quickly zipped up his fly before leaving the restroom.
A fishing lure made to resemble an insect, used in fly fishing. He tied a new fly to his line before casting into the river.
A baseball hit high into the air, typically caught by a fielder before it hits the ground. The outfielder caught the fly for the third out of the inning.
A piece of fabric that forms an outer covering or additional protective layer of a tent or other shelter. We draped the fly over the frame to keep the dew off our sleeping bags.