plyometrics n. a type of fast exercise in which the muscles are not allowed to fully contract after being extended, typically involving jumping and bouncing. (source: Double-Tongued Dictionary)
Further reading
Martha from Tallahassee, Florida, remembers hearing older relatives announce they were going for their constitutional, a term that traces back to Latin constitutio, meaning “character,” “disposition,” “nature,” or “the essence of a thing.” Its...
In 1916, a small-town newspaper in Pennsylvania printed a fanciful item about a local gathering with a guest list that included, among others, Miss Ella Vader, Mr. Ray Zor, and other punny names. This is part of a complete episode. Transcript of...