Wiktionary
n. 1 One who chucks; a thrower. 2 (context cricket English) A bowler who throws or chucks the ball rather than bowls it.
Wikipedia
Usage examples of "chucker".
The other SEALS, less Doc, Chucker, and Captain Coburn, were scattered about the ship.
As Intruder 555, "Triple Nickle," slid into its approach vector, Lieutenant Chucker Vance, Jolly's BN, kept his face buried in the black hood shielding his radar scope from extraneous light.
As Chucker switched the plane's computer to attack mode, new symbols giving relative target bearing, drift, time, and weapons status flicked on.
Like most of his running mates, he did not particularly care for Jolly's obnoxious attitude, but Chucker was a good guy and this time around no one was going to be left behind to enjoy the North Koreans' ideas of justice and mercy.
The ATTF is divided into sections which focus on specific bunches of troublemakers and bomb chuckers, like the Irish Republican Army, Puerto Rican Independence Movement, black radicals, and other groups that will go unnamed.
Chucker set the ordnance panel to deliver a pair of Rockeye II CBU-59 cluster bombs, each a five-hundred-pound canister which would scatter two hundred fifty separate bomblets across an oval of death three hundred feet long.
Nigger, panface, Paddy, Limey, Nazi, raisinhead, burrboy, hooknose, greaseball, Frog, coon, Canuck, slant, jungle bunny, spear chucker.