Meaning

noun a procession of land vehicles traveling together

noun a collection of merchant ships with an escort of warships

noun the act of escorting while in transit

originFrom Middle English, from Old French convoier, another form of conveier, from Vulgar Latin *convio (compare Medieval Latin convio (“to accompany on the way”)), from Latin con- (“together”) + via (“way”).

Etymology from Wiktionary, CC BY-SA 3.0