Answer:

hauler

Answer	Crossword Clue
HAULER	Tow truck, e.g.
HAULER	Trucking company
HAULER	Semi

HAULER	Semi, e.g.
HAULER	Freight carrier
HAULER	Commercial trucking company
HAULER	Trucking vehicle
HAULER	Truckdriver by night.
HAULER	Teamster.
HAULER	Van line, e.g.
HAULER	Moving-van man

HAULER	Truck man
HAULER	Van man
HAULER	Semi professional?
HAULER	Big rig
HAULER	Rig driver
HAULER	One carrying a load