Noun

• S: (n) semifinal, semi (one of the two competitions in the next to the last round of an elimination tournament)
• S: (n) trailer truck, tractor trailer, trucking rig, rig, articulated lorry, semi (a truck consisting of a tractor and trailer together)
• S: (n) semitrailer, semi (a trailer having wheels only in the rear; the front is supported by the towing vehicle)