jar jar /ˈdʒɑːr/

noun

1. () A vessel (usually cylindrical) with a wide mouth and without handles  ( jar )
   a vessel (usually cylindrical) with a wide mouth and without handles
    I need to buy a new jar of peanut butter for my morning toast
   I need to buy a new jar of peanut butter for my morning toast
   
   
2. A sudden jarring impact  ( jar , jounce , shock , jolt )
   a sudden jarring impact
    The door closed with a jolt
   the door closed with a jolt
    All the jars and jolts were smoothed out by the shock absorbers
   all the jars and jolts were smoothed out by the shock absorbers
   
3. The quantity contained in a jar  ( jar , jarful )
   the quantity contained in a jar
    He drank a jar of beer
   he drank a jar of beer
   
   

verb

1. () Move or cause to move with a sudden jerky motion  ( jar , jolt )
   move or cause to move with a sudden jerky motion
   
2. () Be incompatible; be or come into conflict  ( clash , collide , jar )
   be incompatible; be or come into conflict
    These colors clash
   These colors clash
   
3. Place in a cylindrical vessel  ( jar )
   place in a cylindrical vessel
    Jar the jam
   jar the jam
   
4. Affect in a disagreeable way  ( jar )
   affect in a disagreeable way
    This play jarred the audience
   This play jarred the audience
   
5. Shock physically  ( bump around , jar , shake up )
   shock physically
    Georgia was shaken up in the Tech game
   Georgia was shaken up in the Tech game