Chapter Flushboard to Fly of F by Webster's Dictionary (1913 Edition)

13. (a) Formerly, the person who took the printed sheets from the press. (b) A vibrating frame with fingers, attached to a power to a power printing press for doing the same work.

14. The outer canvas of a tent with double top, usually drawn over the ridgepole, but so extended as to touch the roof of the tent at no other place.

15. One of the upper screens of a stage in a theater.

16. The fore flap of a bootee; also, a lap on trousers, overcoats, etc., to conceal a row of buttons.

17. (Baseball) A batted ball that flies to a considerable distance, usually high in the air, also called a fly ball; also, the flight of a ball so struck; as, it was caught on the fly.

Black fly, Cheese fly, Dragon fly, etc. See under Black, Cheese, etc. — Fly agaric (Bot.), a mushroom having a narcotic juice which, in sufficient quantities, is poisonous. — Fly block (Naut.), a pulley whose position shifts to suit the working of the tackle with which it is connected; — used in the hoisting tackle of yards. — Fly board (Printing Press), the board on which printed sheets are deposited by the fly. — Fly book, a case in the form of a book for anglers' flies. Kingsley. — Fly cap, a cap with wings, formerly worn by women. — Fly drill, a drill having a reciprocating motion controlled by a fly wheel, the driving power being applied by the hand through a cord winding in reverse directions upon the spindle as it rotates backward and forward. Knight. — Fly fishing, the act or art of angling with a bait of natural or artificial flies. Walton. — Fly flap, an implement for killing flies. — Fly governor, a governor for regulating the speed of an engine, etc., by the resistance of vanes revolving in the air. — Fly honeysuckle (Bot.), a plant of the honeysuckle genus having a bushy stem and the flowers in pairs, as L. ciliata and L. Xylosteum. — Fly hook, a fishhook supplied with an artificial fly. — Fly leaf, an unprinted leaf at the beginning or end of a book, circular, programme, etc. — Fly maggot, a maggot bred from the egg of a fly. Ray. — Fly net, a screen to exclude insects. — Fly nut (Mach.), a nut with wings; a thumb nut; a finger nut. — Fly orchis (Bot.), a plant whose flowers resemble flies. - - Fly paper, poisoned or sticky paper for killing flies that feed upon or are entangled by it. — Fly powder, an arsenical powder used to poison flies. — Fly press, a screw press for punching, embossing, etc., operated by hand and having a heavy fly. — Fly rail, a bracket which turns out to support the hinged leaf of a table. — Fly rod, a light fishing rod used in angling with a fly. — Fly sheet, a small loose advertising sheet; a handbill. — Fly snapper (Zoöl.), an American bird (Phainopepla nitens), allied to the chatterers and shrikes. The male is glossy blue-black; the female brownish gray. — Fly wheel (Mach.), a heavy wheel attached to machinery to equalize the movement (opposing any sudden acceleration by its inertia and any retardation by its momentum), and to accumulate or give out energy for a variable or intermitting resistance. See Fly, n., 9. — On the fly (Baseball), still in the air; — said of a batted ball caught before touching the ground..

Fly
(Fly) a. Knowing; wide awake; fully understanding another's meaning. [Slang] Dickens.