Definitions

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. 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.
  • n. A tractor-trailer or big rig: a semi-trailer plus the truck or tractor pulling it.

Etymologies

semi- +‎ trailer (Wiktionary)

Examples

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