All 10 Uses of

omen
in
The Iliad by Homer - (translated by: Pope)

Such was the will of Jove; and hence we dare Trust in his omen, and support the war.†
Book 2 *

omen = sign of something about to happen

For them the father of the gods declares, Theirs are his omens, and his thunder theirs.†
Book 9

omens = signs of what will happen in the future

As from the right she soar'd, Ulysses pray'd, Hail'd the glad omen, and address'd the maid: "O daughter of that god whose arm can wield The avenging bolt, and shake the dreadful shield!†
Book 10

omen = sign of something about to happen

These on the farther bank now stood and gazed, By Heaven alarm'd, by prodigies amazed: A signal omen stopp'd the passing host, Their martial fury in their wonder lost.†
Book 12

Seek not this day the Grecian ships to gain; For sure, to warn us, Jove his omen sent, And thus my mind explains its clear event: The victor eagle, whose sinister flight Retards our host, and fills our hearts with fright, Dismiss'd his conquest in the middle skies, Allow'd to seize, but not possess the prize; Thus, though we gird with fires the Grecian fleet, Though these proud bulwalks tumble at our feet, Toils unforeseen, and fiercer, are decreed; More woes shall follow, and more heroes bleed.†
Book 12

Without a sign his sword the brave man draws, And asks no omen but his country's cause.†
Book 12

To Jove's glad omen all the Grecians rise, And hail, with shouts, his progress through the skies: Far-echoing clamours bound from side to side; They ceased; and thus the chief of Troy replied: "From whence this menace, this insulting strain?†
Book 13

The old king, notwithstanding the remonstrances of his queen, makes ready for the journey, to which he is encouraged by an omen from Jupiter.†
Book 24

Seek not to stay me, nor my soul affright With words of omen, like a bird of night, (Replied unmoved the venerable man;) 'Tis heaven commands me, and you urge in vain.†
Book 24

Definition:

a sign of something about to happen