What is the origin of the idiom "come to a grinding halt" and when to use it?
The idiom "come to a grinding halt" means to suddenly stop or come to a complete standstill, often after a period of gradual slowing down. The phrase is believed to have originated in the early 20th century and is often used to describe a situation or process that has stopped abruptly and unexpectedly. The phrase often implies that the event or process in question was moving slowly or gradually before stopping completely.