WordNet sense 1 (a part of a road that has been widened to allow cars to pass or park):

widening

WordNet sense 2 (a short stretch of railroad track used to store rolling stock or enable trains on the same line to pass):

sidetrack, siding, railroad siding

WordNet sense 3 (what is produced in a given time period):

output, outturn

WordNet sense 4 (a set of clothing (with accessories)):

getup, outfit, rig