English · Slang Attested

whiteout

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

Both English Tiếng Việt

Meaning · English

A sporting event where all in attendance are urged to wear white apparel.

Nghĩa · Tiếng Việt

Một sự kiện thể thao nơi mọi người tham dự được khuyến khích mặc trang phục trắng

Machine-translated — suggest a fix

Where it’s used: Used American English

Sources & notes

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

Common questions

What does “whiteout” mean?

A sporting event where all in attendance are urged to wear white apparel.

Is “whiteout” formal or informal?

whiteout is generally slang.

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