# shark week

> English word · Noun

## Definitions
1. The week during which someone menstruates.

## Etymology
A jocular reference to Shark Week, an annual week-long marathon of shark-related programming on Discovery Channel, which, like a menstrual period, is bloody.

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