English Reference

Word

tug

US/ˈtəɡ/

UK/tˈʌɡ/

Definitions

01to pull hard

B2 · Upper Intermediate

v. to pull something with a lot of effort or to pull it several times quickly.

v. to pull or drag something with significant effort, or to apply a series of sharp, forceful pulls.

“The child began to tug on his mother's sleeve to get her attention.”

“The fisherman had to tug firmly on the line to prevent the heavy catch from escaping back into the depths of the lake.”

Synonyms

Antonyms

02to tow a ship

C1 · Advanced Nautical Technical

v. to pull a ship or boat using a smaller, powerful boat.

v. to tow a vessel by means of a tugboat, typically in restricted waters or harbours.

“The small boat had to tug the massive tanker into the narrow harbour.”

“Harbour pilots watched as the lead vessel began to tug the disabled freighter toward the safety of the dry dock.”

Synonyms

03a strong pull

B2 · Upper Intermediate Countable noun

n. a sudden, strong pull on something.

n. a sudden, forceful act of pulling.

“She felt a sharp tug on her fishing line and knew she had caught something.”

“With one final tug, the mechanic managed to loosen the rusted bolt that had been holding up the entire repair process.”

Synonyms

04a tugboat

B2 · Upper Intermediate Countable noun Nautical

n. a small, very powerful boat used for pulling much larger ships.

n. a small, powerful vessel designed for towing or pushing larger ships, especially in confined water.

“The tug guided the ocean liner safely to its place at the pier.”

“The fleet of tugs worked in perfect coordination to maneuver the aircraft carrier through the narrow channel during the storm.”

Synonyms

tugboattowboat

05to masturbate

C2 · Proficiency Slang · Vulgar

v. a slang word for touching your own sexual organs for pleasure.

v. to engage in masturbation; typically used intransitively or with a reflexive object.

“He was embarrassed when his roommate walked in while he was having a tug.”

“The script was criticized for its reliance on crude humor, including several unnecessary jokes about characters having a tug in private.”

Usage

Often used in the phrase 'have a tug' as a noun or 'tug off' as a phrasal verb.

Synonyms

Real-World Examples

“When was the last time something tugged at your heartstrings?”
BBC Learning English 28 Sept 2026

Etymology

From Middle English tuggen, toggen, from Old English togian (“to draw, drag”), from Proto-West Germanic togōn, from Proto-Germanic tugōną (“to draw, tear”), from Proto-Indo-European *dewk- (“to pull”). Cognate with Middle Low German togen (“to draw”), Middle High German zogen (“to pull, tear off”), Icelandic toga (“to pull, draw”). Related to tow.

Related to toga.

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

Idioms

Domains

MiningNautical

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.B2 FirstIELTSIELTSInternational English Language Testing SystemThe 0–9 band test co-owned by the British Council, IDP, and Cambridge. Used for university entry, work, and migration.5.5–6.5TOEFL 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: 4.0–4.572–94TOEICTOEICTest of English for International CommunicationETS's workplace English test, big in Japan and Korea. Listening & Reading scores 10–990 and tops out at C1.785–944
Frequency
Frequent
Level
B2 · Upper Intermediate
Updated

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English Reference