trailer

1 of 2

noun

trail·​er ˈtrā-lər 

1

: a nonautomotive vehicle designed to be hauled by road: such as

a

: a vehicle for transporting something

a boat trailer

especially : semitrailer sense 1

b

: a vehicle designed to serve wherever parked as a temporary dwelling or place of business

c

: mobile home

2

a

: a selected group of scenes that are shown to advertise a movie : preview sense 3

a theatrical trailer

b

: a short blank strip of film attached to the end of a reel

3

: one that trails

4

: a trailing plant

trailer

2 of 2

verb

trailered; trailering; trailers

intransitive verb

1

: to live or travel in or with a trailer

2

: to be transportable by trailer

a light boat that trailers easily

transitive verb

: to transport (something, such as a boat) by means of a trailer

trailerable

ˈtrā-lə-rə-bəl 

adjective

trailering

ˈtrā-lə-riŋ 

noun

Synonyms of trailer

Noun

• caravan
• RV
• camper
• van

Examples of trailer in a Sentence

Noun

We helped them load the furniture onto the trailer.

the band packed their equipment back into their trailer and headed off to their next gig

Recent Examples on the Web

Noun

Once the vault was secured to a trailer, a hole was drilled into its side. — Eric Adler july 1, Kansas City Star, 1 July 2026

Robert’s car pulled into the path of a truck hauling a cattle trailer loaded with 16 cows, police said. — David Chiu, PEOPLE, 1 July 2026

Verb

Check out the Alley Cats trailer below. — Scott Roxborough, HollywoodReporter, 25 June 2026

Talk about an opportune time to trailer his Eilish concert movie before millions. — Anthony D'alessandro, Deadline, 23 Nov. 2025

Word History

First Known Use

Noun

1590, in the meaning defined at sense 3

Verb

1938, in the meaning defined at intransitive sense 1

Phrases Containing trailer

• house trailer
• tractor-trailer
• trailer park
• trailer trash
• travel trailer

Rhymes for trailer

• bailer
• bailor
• baler
• jailer
• jailor
• paler
• sailer
• sailor
• scalar
• scaler
• tailor
• whaler

Kids Definition

trailer

noun

trail·​er

ˈtrā-lər

1

: one that trails

2

a

: a vehicle designed to be hauled (as by a tractor)

b

: a vehicle designed to serve wherever parked as a dwelling or as a place of business

3

: preview entry 2 sense 2