Where Does the Word Bottle Come from?

From the English word bottle derives from an Old French word boteille, from vulgar Latin butticula, from late Latin buttis ("cask"), a latinisation of the Greek βοῦττις (bouttis) ("vessel").

Where does the term bottle it come from?

In cockney rhyming slang, "bottle" means "arse" (bottle and glass). Originally, you would "lose your bottle" - i.e. be so scared as to lose control of your bowel function. This has been shortened down to just "bottle it".

Why does bottle mean courage?

That's what 'bottler' means in British slang: a person who lacks the courage to go through with something. ... It all goes back to a rather strange use of 'bottle' to mean 'bravery' or 'nerve', which has been around for nearly a century now. So if someone has lost their bottle, they've lost their nerve, they're afraid.