Definition of "omi"

Divine. Sitting, sipping a tiny drinkette, vadaïng the great butch omis and dolly little palones trolling by, or disporting yourself on the sable plage getting your lallies all bronzed - your riah getting bleached by the soleil.

1967, Kenneth Horne, Bona Bijou Tourettes (Round the Horne), season 3, episode 12

Well, she schlumphed her Vera down the screech at a rate of knots, zhooshed up the riah, checked the slap in the mirror behind the bar, straightened up one ogle fake riah that had come adrift, and bold as brass orderlied over as fast as she could manage in those bats and, in her best lips, asked, if she could parker the omi a bevvy.

1997, James Gardiner, Who's a Pretty Boy Then?, page 123