Hudo (scouting)

A hudo. The slit in the ground is just visible. On the right a pile of sand.
A hudo, seen from the inside. The vertical stem is for arm support; the horizontal one to sit on.

A hudo is a temporary pit toilet in a camp, covered with a tarpaulin, not a permanent outhouse. The name is in common use in Dutch and Belgian scouting, and has international usage.