IPA: /ruˈloʊ/
KK: /ruˈloʊ/
A small roll of items, often coins, that are wrapped in paper.
He took out a rouleau of coins to pay for his groceries.
Rouleau comes from the French word 'rouleau', which means a roll or a spool, derived from 'rouler' (meaning to roll). The word describes an object that is rolled up, typically referring to a roll of paper or fabric.
Think of something that is 'rolled' ('rouler') up, which helps you remember that a 'rouleau' is a roll or spool.