English Reference

Word

trail

US/ˈtɹeɪɫ/

UK/tɹˈeɪl/

Definitions

01a path

A2 · Elementary Countable noun

n. a path through the countryside, often made of dirt or grass rather than a paved road.

n. a rough path or track through a wild or rural area, typically unpaved and intended for walking or cycling.

“We followed a narrow trail through the forest until we reached the lake.”

“The hiking trail winds steeply through the pine forest before opening onto a spectacular view of the valley below.”

Synonyms

02a mark left behind

B1 · Intermediate Countable noun

n. a series of marks or signs left by something that has passed by.

n. a mark, scent, or series of signs left by a person, animal, or object as it moves along.

“The wet dog left a trail of muddy footprints across the clean kitchen floor.”

“The jet left a long white vapor trail across the clear blue sky, marking its path toward the coast.”

Synonyms

03TV preview

C1 · Advanced Countable noun Theater British English

n. a short advertisement for a future television programme or film.

n. a brief promotional broadcast used to advertise an upcoming television programme or cinematic release.

“I saw a trail for the new drama series during the news break.”

“The network aired a thirty-second trail for the documentary, hoping to build anticipation for the season premiere.”

04to follow

B2 · Upper Intermediate

v. to follow someone by staying behind them, often secretly.

v. to follow behind someone or something, often for the purpose of surveillance or tracking.

“The private detective trailed the suspect for three days without being seen.”

“The police trailed the vehicle through the city outskirts, waiting for the driver to meet with his accomplices.”

Synonyms

Antonyms

05to be losing

B1 · Intermediate Sports

v. to be behind another person or team in a competition or game.

v. to be losing a competition or falling behind a competitor in terms of score or progress.

“The team was trailing by two goals at half-time but managed to win.”

“Despite trailing for most of the race, the runner found a sudden burst of energy in the final lap to overtake the leader.”

Synonyms

Antonyms

06to drag behind

B2 · Upper Intermediate

v. to pull something along the ground behind you.

v. to drag or be dragged along the ground or another surface behind a moving object.

“The child walked slowly, trailing her blanket on the floor behind her.”

“The long silk dress trailed elegantly across the marble floor as she moved through the ballroom.”

Synonyms

07military carry

C2 · Proficiency Military Technical · Formal

v. to carry a rifle or gun low to the ground with one hand.

v. to carry a firearm in a specific position with the muzzle forward and the butt near the ground.

“The soldiers were ordered to trail arms as they moved quietly through the brush.”

“The infantrymen were instructed to trail their rifles to avoid catching the barrels on the low-hanging branches of the dense jungle canopy.”

Usage

The verb is transitive in this sense, usually taking 'arms' or a specific weapon as its object.

Collocations

Common phrases and expressions where native English speakers use the word “trail” in context.

Verb

01. blaze a trail

“The scientist blazed a trail in the field of genetics with her groundbreaking research.”

verb + noun

02. leave a trail of destruction

“The hurricane left a trail of destruction across the coastal towns.”

verb + noun + of + noun

03. trail behind the leader

“The marathon runner began to trail behind the leader as they reached the final mile.”

verb + prep + noun

Adjective

04. paper trail

“Investigators followed the paper trail to uncover the corporate fraud.”

adj + noun

05. winding trail

“We followed a winding trail through the dense forest for several hours.”

adj + noun

Noun

06. nature trail

“The local park features a beautiful nature trail perfect for birdwatching.”

noun + noun

07. trail of evidence

“The suspect inadvertently left a trail of evidence that led police straight to his door.”

noun + of + noun

Preposition

08. on the trail

“The detectives are currently on the trail of the escaped convict.”

prep + noun

Real-World Examples

“Tourism is gone; a well-known hiking trail that begins at the brewery sees almost no visitors any more.”
Al Jazeera 14 Aug 2026
“He repeated it on the campaign trail in Iowa in 2023.”
The Guardian 14 Aug 2026
“A spectacular 150-million-year-old trail of more than 130 footprints captures a giant sauropod making a complete loop before continuing on its way.”
ScienceDaily 11 Aug 2026
“Elsewhere, there are statues, a walking trail of mini-Wagners on plinths and gold figurines in shop windows.”
The Guardian 10 Aug 2026

Etymology

From Middle English trailen, from Old French trailler (“to tow; pick up the scent of a quarry”), from Vulgar Latin *tragulāre (“to drag”), from Latin tragula (“dragnet, javelin thrown by a strap”), probably related to Latin trahere (“to pull, drag along”).

Etymology adapted from Wiktionary, available under CC BY-SA 4.0.

Word family

NOUN

trail(C1)

ADJECTIVE

Related words

Idioms

Domains

MilitaryTelevision

This entry

Exam level
CambridgeCambridgeCambridge English QualificationsThe exam suite from Cambridge University Press & Assessment, from A1 Movers up to C2 Proficiency. The benchmark names double as CEFR labels.C1 AdvancedIELTSIELTSInternational English Language Testing SystemThe 0–9 band test co-owned by the British Council, IDP, and Cambridge. Used for university entry, work, and migration.7.0–8.0TOEFL iBTTOEFL iBTTest of English as a Foreign Language, Internet-Based TestETS's academic English test, the standard route for US university admissions. Scored 0–120, with a 1–6 scale since 2026.1–6 scale: 5.0–5.595–113TOEICTOEICTest of English for International CommunicationETS's workplace English test, big in Japan and Korea. Listening & Reading scores 10–990 and tops out at C1.945–990
Frequency
Common
Level
C1 · AdvancedOxford
Updated

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