bubble
n.— «Someone who offers them money is said to “flip them a bill,” and police officers are affectionately known as “bubbles.”» —“Beggars can be choosers” by Dina Chaiffetz Denver Post (Colorado) Aug. 5, 2007. (source: Double-Tongued Dictionary)
Further reading
The adjectives canine and feline refer to dogs and cats. But how does English address other groups of animals? Plus, cabin fever has been around much longer than the current pandemic. That restless, antsy, stir-crazy feeling goes back to the days...
When you had sleepovers as a child, what did you call the makeshift beds you made on the floor? In some places, you call those bedclothes and blankets a pallet. This word comes from an old term for “straw.” And: What’s the story...