noun ·Rare ·Advanced level

Definitions

Noun

1. 1
   A trailer without front axle and with wheels only at the trailing end, designed to be pulled via a pivoting arrangement which also partially supports its weight.
2. 2
   Ellipsis of semi-trailer truck (“a tractor-trailer or big rig, consisting of a semi-trailer and a semitruck pulling it”). abbreviation, alt-of, ellipsis

Synonyms

All synonyms

18-wheelerarticarticulated lorrycar carrierjuggernauttruck and trailer

Example

More examples

"Tom had a microsleep while driving and narrowly missed an oncoming semi-trailer."

Etymology

From semi- + trailer.

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.