tow bar noun

A metal bar or frame used for towing trailers, etc

tow boat noun

A tug

towˈing-bitts plural noun

Upright timbers projecting above eg a ship's deck for fastening towlines to

towˈ-iron noun

A toggle iron used in whaling

towˈline, tow rope or towing rope noun

A line, rope or cable used in towing

tow net or towing net noun

A dragnet for collecting specimens, objects of natural history, etc

towˈpath or towing path noun

A path beside a canal or river for horses towing barges

towˈplane noun

An aircraft that tows gliders

tow truck noun (N American)

A breakdown truck, esp one able to tow another vehicle

have (or take) in tow

1. To tow (another vehicle, vessel, etc)
2. To take along with one, be accompanied by
3. To have or assume charge of

on tow (of vehicles) or under tow (of vessels)

Being towed