Definition from Wiktionary, the free dictionary
Named for the train whistle that is frequently blown before stopping in small towns.
whistle-stop (plural whistle-stops)
- (idiomatic) A small train station.
- (politics) A brief stop on a campaign tour to make a speech or perform some other type of public electioneering
- The unhyphenated spelling, whistle stop, is more common in political usage (except when used attributively). Although originally strictly a US term, it is now used in the UK and elsewhere.
whistle-stop (not comparable)
- (idiomatic) Extremely brief and hurried.
- We've only got 30 minutes at the stadium, so I'll give you a whistle-stop tour.