# troppo

> English word · Adjective · IPA /ˈtɹɒpəʊ/ · frequency rank #98,823

## Definitions
1. Crazy, mad, strangely behaving; especially as attributed to hot weather.

## Etymology
From tropical + -o (diminutive suffix). First used by Australian troops in tropical regions during WWII, in the sense “affected by war service in the tropics.”

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/troppo