taco neck
n.— «On a Tuesday afternoon in March, I woke up with what I call “taco neck.” The muscles on one side of my neck had locked, and my head leaned to the other side, as if I was about to take a bite from a taco.» —“Ending with a question” by George Rede The Oregonian (Portland) June 2, 2008. (source: Double-Tongued Dictionary)
Further reading
“What has a head like a cat, feet like a cat, a tail like a cat, but isn’t a cat?” Answer: a kitten! A 1948 children’s joke book has lots of these to share with kids. Plus: an easy explanation for the difference between...
When someone is perseverating or worrying too much, some Spanish speakers will suggest they stop obsessing with the phrase no te comas el coco. Literally, it means “don’t eat the coconut,” the word cocoin Spanish being slang for...