noun, noun or participle which takes 'suru'
tugging; towing
Refers to pulling or towing a ship or boat, often by a tugboat. Used as a noun or with する to mean 'to tow'.
タグボートが貨物船を引航している。
A tugboat is towing the cargo ship.
故障した船を港まで引航する。
They tow the broken-down ship to the port.