ides of April

In real, traceable use. Part of the curated seed collection; community review is coming.

Meaning · English

April 15, tax day in the United States

Register: slang

Where it’s used: Used American English

Examples

Although the consequences aren’t as dire, a similar warning is also in order for businesses and individuals in the U.S. around the Ides of April – the traditional tax filing deadline and, in recent years, a deadline for cybercriminals to profit from tax season.

Usage example from English Wiktionary (CC BY-SA 4.0, retrieved 2026-07-30)

Sources & notes

Adapted from English Wiktionary (CC BY-SA 4.0, retrieved 2026-07-30 via kaikki.org).

Common questions

What does “ides of April” mean?

April 15, tax day in the United States

Is “ides of April” formal or informal?

ides of April is generally slang.