Weakside - from a set piece, ruck or maul, the short side of the field. Also called the blindside. Currently held by South Africa. Each will normally stay on the same side of the back line they are on throughout the match and are typically expected to be the fastest sprinters in the side.
Wingers also have key duties during defense helping the fullback cover kicks and counterattacking.
X XV - a common identifier for the first fifteen selected players of a club or team. A team can also use XV in their name, prounounced as fifteen. Z Zulu - a tradition which varies from club to club, but usually involves a naked ritual dance of some sort. A Zulu is performed after a rugger's first try. Zulu Warrior - the player who is performing a Zulu.