The definition of am is a verb that is used with the word I as the first person singular version of the verb be.(verb)
An example of when the word am would be used is when saying you are having dinner.
The definition of am means ante meridiem in Latin, which means before 12 noon.(abbreviation)
An example of a.m. is 10 a.m. which means ten o'clock in the morning.
See am in Webster's New World College Dictionary
See am in American Heritage Dictionary 4
Origin: Middle English
Origin: , from Old English eom; see es- in Indo-European roots.
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