What is the meaning of Sext?

Noon, reckoned as the sixth hour of daylight.

The service appointed for this hour.

A sixth: an interval of six diatonic degrees.

An organ stop of two ranks of pipes an interval of a sixth apart.

An electronic message, especially one sent by cell phone, involving sexual language or images.

To send a sext.

sixth

sixth

Alternative form of sixte

Alternative form of sixte

sixth

sixth

Alternative form of saxt

Source: wiktionary.org