Webster's Revised Unabridged Dictionary · 1913

Convoy

Convoy , transitive verb

[French convoyer, Old French conveier, convoier. See Convey.]

To accompany for protection, either by sea or land; to attend for protection; to escort; as, a frigate convoys a merchantman.
I know ye skillful to convoy The total freight of hope and joy. — Emerson

Convoy , noun

[French convoi.]

1.
The act of attending for defense; the state of being so attended; protection; escort.
To obtain the convoy of a man-of-war. — Macaulay
2.
A vessel or fleet, or a train or trains of wagons, employed in the transportation of munitions of war, money, subsistence, clothing, etc., and having an armed escort.
3.
A protection force accompanying ships, etc., on their way from place to place, by sea or land; an escort, for protection or guidance.
When every morn my bosom glowed To watch the convoy on the road. — Emerson
4.
Conveyance; means of transportation. [Obsolete] — Shakespeare
5.
A drag or brake applied to the wheels of a carriage, to check their velocity in going down a hill. — Knight