(n) jump blues
(n) jumbo-jet
(n) Jolly Rodger
pirate skull-and-crossbones flag
(n) ginger ale
(n) ginger cake
(n) skyjacker
hijacker
(n) (comp) task manager
(n) (uk) thyme
(n) team jumper
(n) teenager
(n) Dellinger phenomenon
(n) triple jump
(n) New Jersey
(P)
(n) bungee-jumping (from bungee jump)
(n) beef jerky
(exp) full-just-low (name of a Toyota truck)
(n) blackjack
(n) brake judder
(n) procedure call
(n) (comp) manager role
(n) Major League
(n) (comp) majordomo
(n) major label
(n) (comp) modular jack
(n) Union Jack
(n) life jacket
life vest
(n) (comp) LAN Manager
(n) leisure center
(n) (comp) after-look journalizing
(n) (comp) conditional jump