Jar is defined as to shock, shake, vibrate or quarrel.(verb)
An example of jar is to jump out from behind a door and surprise someone.
The definition of a jar is a harsh sound, a jolt or a quarrel, or a container made of stone, glass, etc.(noun)
See jar in Webster's New World College Dictionary
Origin: ult. echoic
Origin: ME jarre < Fr jarre < OProv or Sp jarra < Ar jarrah, earthen water container
See jar in American Heritage Dictionary 4
Origin: Middle English jarre, a liquid measure
Origin: , from Old French (from Provençal jarra)
Origin: and from Medieval Latin jarra
Origin: , both from Arabic jarra, earthen jar
Origin: , from jarra, to draw, pull; see grr in Semitic roots.
verb jarred jarred, jar·ring, jars verb, intransitive
Origin: Perhaps of imitative origin.
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