Am mail meaning

A simple but important question!

"AM" is an abbreviation that can have different meanings depending on the context. Here are a few common ones:

1. Ante Meridiem: In the 12-hour clock system, "AM" stands for Ante Meridiem, which means "before midday" or "morning". It is used to indicate times before noon.
2. Afternoon Mail: In the past, "AM" was also used to refer to the afternoon mail delivery, which was typically delivered between 12:00 PM and 4:00 PM.
3. Air Mail: In the context of postal services, "AM" can also stand for Air Mail, which refers to mail transported by air rather than by land or sea.
4. Acronym: In general, "AM" can also be used as an acronym to represent a phrase or a word, such as "AM" for "American" or "AM" for "Association of Managers".

In modern times, "AM" is most commonly associated with the 12-hour clock system, where it is used to indicate morning hours.