Hitch-mounted trailers vs. movie previews.
Which meaning of Trailer is the original, and which one is the duplicate riding on its name? Trailer (vehicle) came first (the 1800s). Trailer (promotion) arrived in 1913. The data below shows which one owns the word now.
Wikipedia pageviews since 2015
Trailer (vehicle)Trailer (promotion)
English Wikipedia pageviews since July 2015 load here.
Duplicate's share of attention
Green line = duplicate's % · above 60 it owns the word · below 40 the original does
The case for each meaning
Sourced definitions, usage stats and quotes
Original · the 1800s
Trailer (vehicle)
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12-mo pageviews—
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Duplicate · c. 1913
Trailer (promotion)
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More duplicated terms
Film, TV & media
Netflix · NetflixStream · Streaming mediaPodcast · PodcastBinge · Binge-watchingSpoiler · Spoiler (media)Pilot · Pilot (TV)Barbie · Barbie (film)Avatar · Avatar (film)Matrix · The MatrixInception · InceptionDune · Dune (novel)Foundation · Foundation (Asimov)Severance · Severance (TV series)Succession · Succession (TV series)Euphoria · Euphoria (American TV series)Wednesday · Wednesday (TV series)Squid Game · Squid GameFriends · Friends