An acronym for the phrase "Old Man in Speedo." Most often used while visiting tourist attractions like Disney World or Busch Gardens, to warn others of the approach of an older (usually European) man in a very small swimsuit.

OH MY YEN. Saguenay Quebec expression. Its the same definition than Oh my god.

Omy - A Part Of The Klm Family Tree A Wild Animal That Is Often Kept As A Pet

On My Yams; To be on your way to.

from the word awesome.

the ending to a nickname that describes a cute, happy, and cheerful person, often a friend.
you would add the ending to the initial. for example, Teresa would be Tomi, and Paige would be Pomi.