FIREBALL
fireball
(noun) the luminous center of a nuclear explosion
fireball
(noun) a ball of fire (such as the sun or a ball-shaped discharge of lightning)
powerhouse, human dynamo, ball of fire, fireball
(noun) a highly energetic and indefatigable person
bolide, fireball
(noun) an especially luminous meteor (sometimes exploding)
Source: WordNet® 3.1
Etymology
Noun
fireball (plural fireballs)
A ball of fire, especially one associated with an explosion.
(astronomy) A meteor bright enough to cast shadows.
Synonym: bolis
Coordinate terms: comet, meteorite
(sailing) A class of sailing dinghy with a single trapeze and a symmetrical spinnaker, sailed by a crew of two.
(heraldiccharge) A charge made of a disc-shaped bomb shell, with four sets of flames, at the top, bottom and on either side.
(military, historical) A ball filled with combustibles to be thrown among enemies.
Verb
fireball (third-person singular simple present fireballs, present participle fireballing, simple past and past participle fireballed)
(intransitive) To explode in a ball of flame.
(baseball) To pitch the ball very fast.
(transitive, fantasy) To attack with balls of fire.
Source: Wiktionary
Fire"ball`, n.
(a) (Mil.) A ball filled with powder or other combustibles, intended
to be thrown among enemies, and to injure by explosion; also, to set
fire to their works and light them up, so that movements may be seen.
(b) A luminous meteor, resembling a ball of fire passing rapidly
through the air, and sometimes exploding.
Source: Webster’s Unabridged Dictionary 1913 Edition