Within the context of crossword puzzles, the phrase signifies a car able to hauling a number of trailers. A semi-truck, also referred to as an eighteen-wheeler or tractor-trailer, is a standard answer. This kind of clue depends on the solver’s normal data of automobiles and their features.
Such clues provide a stage of complexity past easy definitions. They require solvers to suppose conceptually in regards to the traits of various automobiles. The usage of misdirection can be widespread, the place the clue might initially counsel smaller automobiles and even animal-drawn carts, enhancing the puzzle’s problem and rewarding the solver’s deduction expertise. This kind of clue has doubtless been a staple of crossword puzzles since their inception, evolving alongside transportation expertise.