noun Download 🔗Share A trailer without a front axle and with wheels only at the trailing end, designed to be pulled via a pivoting arrangement which also partially supports its weight. Examples : "The truck driver carefully backed the semitrailer up to the loading dock, ready to receive the shipment of new furniture. " vehicle machine technical industry Chat with AIVocabulary GamePractice Reading
noun Download 🔗Share A tractor-trailer or big rig: a semi-trailer plus the truck or tractor pulling it. Examples : "The semitrailer carrying groceries blocked traffic when it turned onto Main Street. " vehicle traffic Chat with AIVocabulary GamePractice Reading