one for the road

Noun

one for the road (uncountable)

1. (idiomatic) A final drink before one leaves.
   • [...] and the rebuilding of Birmingham New Street with its Taurus Bar ("where one for the road - the railroad - can be taken with impunity").2021 March 10, Greg Morse, “Telling the railway's story on film”, in RAIL, number 926, pages 44–45
   • So I said, "Okay, Amy. But let's have one for the road." And I poured us each a hell of a big slug and gave her hers -and that's what did it- that one for the road. She got it down and passed out cold.2021, Fredric Brown, One for the Road, Open Road Media, →ISBN

   Synonyms:

   1FTR

2. (idiomatic) A snack to consume while traveling.
   • "Cotton candy," he said. "I want the blue kind."[…]He opened it and took out a few bills and handed them to Joey. "Here," he said. "Get one for the road."2011, David-Matthew Barnes, Accidents Never Happen, Bold Strokes Books, →ISBN
   • She held out a box of doughnuts that sat open on the table. "Take one for the road." I grabbed a jelly-filled one, my favorite kind. "Thank you. Thank you so much." I walked to the bus stop, shoveling the doughnut into my mouth.2018, Susin Nielsen, No Fixed Address, Tundra, →ISBN