ack-emma

/ ˈækˈɛmə /

adverb

1. old-fashioned.
   in the morning; a.m

Word History and Origins

Origin of ack-emma¹

World War I phonetic alphabet for A, M

Example Sentences

For instance, one will say: "I am going over to 'esses-pip seven,'" meaning "Supporting Point No. 7," or, in stating the time for any event, "ack-emma" is A.M. and "pip-emma" P.M.

From Project Gutenberg