kay

/keɪ/

Proposed by a contributor, not yet supported by evidence.

Also seen as: kays

Sense 1

Meaning · English

The name of the Latin script letter K/k.

Noun

Sources & notes

Adapted from English Wiktionary (CC BY-SA 4.0, retrieved 2026-08-01 via kaikki.org).

Sense 2

Meaning · English

A kilometer.

NounRegister: colloquial

Sources & notes

Adapted from English Wiktionary (CC BY-SA 4.0, retrieved 2026-08-01 via kaikki.org).

Sense 3

Meaning · English

Apheretic form of okay.

InterjectionRegister: colloquial

Examples

Meanwhile, TMZ reports that Amanda and West are still dating and aren’t “sweating the chatter,” while insiders also confirm that West is “fully committed to Amanda[…]”—despite rumors that he’s been simultaneously dating other women. Per a source, it’s just “fan assumptions” and “innocent” chats that

Usage example from English Wiktionary (CC BY-SA 4.0, retrieved 2026-08-01)

Sources & notes

Adapted from English Wiktionary (CC BY-SA 4.0, retrieved 2026-08-01 via kaikki.org).

Common questions

What does “kay” mean?

The name of the Latin script letter K/k.

Is “kay” formal or informal?

No register label has been reviewed yet — treat it as neutral and check the usage notes above.