noun

1. a sharp, toothlike projection or similar indentation
2. Archaic a notch or pointed tear, as in cloth

Etymology: ME jagge, projecting point < ?

transitive verb jagged, jagging jag′·ging

1. to cut jags in; notch or pink (cloth, etc.)
2. to cut unevenly; tear raggedly

Etymology: ME jaggen, joggen < the n.

noun

1. Dialectal a small load or amount, as of wood or hay
2. Slang
   1. an intoxicated condition due to liquor or drugs
   2. a drinking spree
   3. a period of uncontrolled activity a crying jag

Etymology: < ?