A beautiful curve that looks very similar to the sexy shape of a parabola—they are like false twins that the naked eye can barely distinguish one curve from the other.
A piece of string hanging between two points falls in the shape of the catenary (or hyperbolic cosine curve); the cables that support a suspension bridge trace a parabola (or quadratic curve).
by MathPlus October 02, 2016
Just hanging around. Modeled after the term used to describe the curve/shape assumed by a suspended cord or cable.
Sam is constantly found hanging around the mall with his friends. He is such a catenary.
by some punk kid March 20, 2005