Collins English-English Dictionary

jar [ʤɑː]

1. 1. n a wide-mouthed container that is usually cylindrical, made of glass or earthenware, and without handles

2. 2. n jarful the contents or quantity contained in a jar

3. 3. n [Brit] [informal] a glass of alcoholic drink, esp beer

   to have a jar with someone

4. 4. n [obsolete] a measure of electrical capacitance

5. 5. n [Etymology] C16: from Old French jarre, from Old Provençal jarra, from Arabic jarrah large earthen vessel

jar [ʤɑː]

1. 1. vb to vibrate or cause to vibrate

2. 2. vb to make or cause to make a harsh discordant sound

3. 3. vb [often foll by on] to have a disturbing or painful effect (on the nerves, mind, etc)

4. 4. vi. [intr] to disagree; clash

5. 5. n a jolt or shock

6. 6. n a harsh discordant sound

7. 7. n [Etymology] C16: probably of imitative origin; compare Old English cearran to creak

jar [ʤɑː]

1. 1. n [Etymology] C17 (in the sense: turn): from earlier char, from Old English cierran to turn; see ajar¹