grandmother cell
n.— «The brain would contain a separate neuron to recognize each and every object in the world. Neurobiologist Jerome Lettvin coined the term “grandmother cell” to parody this view, as it would mean that the brain contains a specific cell to recognize one’s own grandmother.» —“Jennifer Aniston strikes a nerve” by Roxanne Khamsi Nature.com June 22, 2005. (source: Double-Tongued Dictionary)
Further reading
Leslie from Hickory, North Carolina, is curious about an expression her grandmother used when the weather was particularly warm. Leslie never saw the expression spelled out, but she guesses it was hot as bringup, and pronounced with a soft g. Was...
Cat hair may be something you brush off, but cat hair is also a slang term that means “money.” In the same way, cat beer isn’t alcoholic — some people use cat beer as a joking term for “milk.” And imagine walking on a...