stand-off half 
noun Rugby
A half back who forms a link between the scrum half and the three-quarters.When Sherrif, as usual, won the line, Young found Swetman with the burly 12 passing back inside to the stand-off half....
- The legendary stand-off half Jack Kyle - home from Africa, where he has doctored for many years - will address more than 200 Naas club supporters.
- However the home stand-off half erred with two of an easier variety, if there is such a thing as an ‘easy’ goal-kick
- jackhammer
- jackie hangman
- jack-in-office
- jack in (or into)
- jack-in-the-box
- Jack-in-the-pulpit
- jackknife
- jackknife clam
- jackknife fish
- jackleg
- jack light
- Jacklin, Tony
- jack mackerel
- Jack Mormon
- Jack Nohi
- jack of all trades (and master of none)
- jack off
- jack-o'-lantern
- jack pine
- jack plane
- jack plug
- jackpot
- jackrabbit
- Jack Russell
- Jack Russell terrier