Origin: Germanic Old English suffix
Figure eight has 5 different meanings across 1 category:
a two-dimensionsal figure having the shape of the number eight
a knot having the shape of the numeral 8; tied in a rope that has been passed through a hole or pulley and that prevents the rope from coming loose
a skating figure that carves an 8 in the ice
The shape consisting of two circles or ovals joined together at one point, resembling the numeral 8.
Alternative form of figure-eight