Jar

n. 1 a container, usu. of glass and cylindrical. b contents of’ this. 2 colloq. glass of beer. [French from Arabic] jar2 v. (rr) 1 (often foil. by on) (of sound, manner, etc.) sound discordant, grate (on the nerves etc.). 2 a (often foil. by against, on) (cause to) strike (esp. part of the body) with vibration or shock (jarred his neck). b vibrate with shock etc. 3 (often foil. by with) be at variance or in conflict. n. 1 jarring sound or sensation. 2 physical shock or jolt. [imitative]