Chapter Trimerous to Trip of T by Webster's Dictionary (1913 Edition)

5. A stroke, or catch, by which a wrestler causes his antagonist to lose footing.

And watches with a trip his foe to foil.

Dryden.

It is the sudden trip in wrestling that fetches a man to the ground.

South.

6. (Naut.) A single board, or tack, in plying, or beating, to windward.

7. A herd or flock, as of sheep, goats, etc. [Prov. Eng. & Scott.]

8. A troop of men; a host. [Obs.] Robert of Brunne.

9. (Zoöl.) A flock of widgeons.