18-wheeler
Meaning
Noun
- A big rig truck: a semi-trailer plus the truck or tractor pulling it.
Related
Similar words
- semi
- tractor-trailer
- artic
- articulated lorry
- big rig
- juggernaut
- semi-trailer truck
- truck and trailer
Origin
- From the total number of wheels: two front steering wheels on the tractor, plus dual wheels on each end of two axles (total of 8) at the rear of the tractor and supporting the front of the trailer, plus dual wheels on two axles at the rear of the trailer.
Modern English dictionary
Explore and search massive catalog of over 900,000 word meanings.
Word of the Day
Get a curated memorable word every day.
Challenge yourself
Level up your vocabulary by setting personal goals.
And much more
Try out Vedaist now.