[jacksy (or jacksie)] {n.} The buttocks or anus.

[jag] {adj.} {n.} 1. A drug taking, or sometimes drinking, binge. […]

[jammy] {adj.} 1. Lucky. 2. Pleasant or desirable.

[jerry] {n.} A chamber pot.

[Jerry] {n.} A German or German soldier.

[jessie] {n.} An effeminate man or one that is weak or […]

[jissom] {n.} semen (taboo).

[Jock] word or term of address for a Scot.

[Joe Bloggs] {n.} A man who is average, typical or unremarkable.

[Joe Soap] {n.} An idiot, stooge or scapegoat.