To foretell events; to exhibit signs of future events; to indicate a favorable or an unfavorable outcome.
A diviner who foretells events by the behaviour of birds or other animals, or by signs derived from celestial phenomena, or unusual occurrences.
An official who interpreted omens before the start of public events.
To take a customary action to ward off some misfortune that is believed to be attracted by a presumptuous statement.
Hopefully; a self-directive to undertake the customary action to ward off bad luck.