thirteensome means A group of thirteen people or things. Lexicurio rates it Sui generis — a strength score of 95 out of 100.
Etymology
From thirteen + -some.
noun
- A group of thirteen people or things.“Their search through the musical archives of our folk literature has brought to light a “Hawaiian Serf Surf Song,” which they are arranging for a “thirteensome” made up of eleven ukuleles, one mixed voice and a snare drum.”