Convoy
WordNet
noun
(1) The act of escorting while in transit
(2) A collection of merchant ships with an escort of warships
(3) A procession of land vehicles traveling together
verb
(4) Escort in transit
"The trucks convoyed the cars across the battle zone"
"The warships convoyed the merchant ships across the Pacific"
WiktionaryText
Etymology
From < , another form of < < + .
Noun
- One or more merchant ships sailing in company to the same general destination under the protection of naval vessels
- A group of vehicles travelling together for safety, especially one with an escort