A cannon

[kan-uh n] /ˈkæn ən/
noun
annie jump
[juhmp] /dʒʌmp/ (show ipa), 1863–1941, u.s. astronomer.
joseph gurney
[gur-nee] /ˈgɜr ni/ (show ipa), (“uncle joe”) 1836–1926, u.s. politician and legislator.
cannon
/ˈkænən/
noun (pl) -nons, -non
an automatic aircraft gun of large calibre
(history) a heavy artillery piece consisting of a metal tube mounted on a carriage
a heavy tube or drum, esp one that can rotate freely on the shaft by which it is supported
the metal loop at the top of a bell, from which it is suspended
see cannon bone
(billiards)

a shot in which the cue ball is caused to contact one object ball after another
the points scored by this usual us and canadian word carom

a rebound or bouncing back, as of a ball off a wall
either of the two parts of a vambrace
verb
(intransitive) often foll by into. to collide (with)
short for cannonade
(intransitive) (billiards) to make a cannon
word origin
c16: from old french canon, from italian cannone cannon, large tube, from canna tube, cane1
cannon
n.

c.1400, “tube for projectiles,” from anglo-french canon, old french canon (14c.), from italian cannone “large tube, barrel,” augmentative of latin canna “reed, tube” (see cane (n.)). meaning “large ordnance piece,” the main modern sense, is from 1520s. spelling not differentiated from canon till c.1800. cannon fodder (1891) translates german kanonenfutter (cf. shakespeare’s food for powder in “i hen. iv”).
cannon
(kān’ən)
american astronomer noted for her work on cl-ssifying stellar spectra. cannon cl-ssified the spectra of 225,300 stars brighter than magnitude 8.5, as well as 130,000 fainter stars.
noun

a professional thief, esp a pickpocket: grand larceny, when a cannon lifts a wallet from a pocket
verb

: you’re too small to cannon the street-cars

[1910+ underworld; based on gun, ”thief,” fr yiddish gonif]

noun

a pistol; firearm; piece: he holstered his own cannon (1900+ underworld)
related terms

loose cannon