Word.ws English Dictionary

semi

/ˈsɛmi/US/ˈsɛmi/

semi noun: a semi-detached house.

Noun

semi (plural semis)

  1. (Australia, Canada, Ireland, UK, informal) A semi-detached house.
    • I′m selling two side-by-side semis that are currently under construction, a waterfront apartment and a house in Rose Bay.2008, Elliott Placks, quoted in Helen Isbister, Morris Bryant, Property, Career FAQs, Australia, page 40
    • The smaller semis of the 1920s and 1930s were closely related to the three bedroom pre-1919 narrow fronted terraces, at least to the larger pre-1919 terraces.2008, Barry Goodchild, Homes, Cities and Neighbourhoods: Planning and the Residential Landscapes of Modern Britain, page 52
  2. (Australia, Canada, New Zealand, US) A semi-trailer; a tractor-trailer; an eighteen-wheeler; an artic.
    • I was hungry an' freezin' an' done caught a chill / When the lights of a big semi topped the hill1967, Tommy Faile, “Phantom 309”, performed by Red Sovine
    • All night we couldn′t hear each other speak because of the sound of semis changing gear to get over the hill.2011, Eamonn Duff, Schapelle Corby: The Untold Story Behind Her Ill-Fated Drug Run, Australia: Allen & Unwin, unnumbered page
  3. (informal) A semifinal.
  4. (slang) A partial erection of the penis.
    • The twink got a semi just from that look.2010, Mickey Erlach, Video Boys, page 158
  5. (slang) A semiautomatic firearm.
    • See these niggas through the reticle sight up on my semi
      […]
      For niggas plottin', I might blow it at your fitted
      Get your bitch-ass slimed out, it ain't no kiddin'
      Ain't no kiddin', got that semi2023 April 28, “Got Dat Muneh” (track 10, 0:48 from the start), in Summrs (lyrics), GHOST
  6. (slang) Semiconductor companies or positions in the stock market.
  7. (colloquial) An intermediate in the production of end-use goods.
    • Mining companies crush and grind the extracted ore, and then use flotation processes to produce copper concentrates, which typically contain up to 30 percent copper. These concentrates are then smelted to produce copper blister, which has a purity of up to 99 percent. The blister is further refined...2025 April 1, Dorjdari Namkhaijantsan, Zoljargal Naranbaatar, “Copper and the energy transition”, in Copper Sector Expansion in Mongolia: Opportunities and Challenges, Natural Resource Governance...

Adverb

semi (not comparable)

  1. (informal) Somewhat; to some extent.
    • 'Is that a serious question?' he asked.
      Ralph shrugged with his face, jutting out his bottom lip. 'Well ... semi,' he said.2013, Mark Morris, The Secret of Anatomy

semi meaning in Hindi, Tamil, Urdu and Bengali

semi in Hindi

सेमी

semi in Tamil

அரைகுறைவான, பாதியான

semi in Urdu

سیمی

semi in Bengali

সেমি
More languagesFewer languages
semi in Telugu
సెమీ
semi in Kannada
ಅರ್ಧ, ಅರೆ
semi in Nepali
सेमी

Examples of semi in a sentence

  • Clue of the day: A semi &lit: the definition cannot be read in a stand-alone way.
  • He was still in his armor and it was covered in semi liquid blood.
  • The venturi tube is specially used for the measurement of flow of semi liquids with dilute slurries.

All 21 example sentences with semi

Forms of semi

pluralsemis

Plural of semi: semis

Origin of semi

The prefix semi- (from Latin) used as a noun.

Phrases with semi

Words that rhyme with semi

Questions about semi

What does semi mean?
Semi means a semi-detached house.
What is semi in Hindi?
Semi in Hindi is सेमी. See Semi meaning in Hindi.
What part of speech is semi?
Semi can be a noun or an adverb.
How do you pronounce semi?
Semi is pronounced /ˈsɛmi/ (UK).
What is the plural of semi?
The plural of semi is semis.

Words near semi in the dictionary

  1. semestre
  2. semestres
  3. semestrial
  4. Semey
  5. SEMF
  6. semi
  7. semi finalist
  8. semi liquid
  9. semi liquids
  10. semi rig
  11. semi rigs

Source and license

Adapted from Wiktionary: semi (page history and authors); semi (Hindi, IndicTrans2 machine translation) (model and license); semi (Tamil Wiktionary) (page history and authors); semi (Urdu, IndicTrans2 machine translation) (model and license); semi (Bengali, IndicTrans2 machine translation) (model and license); semi (Telugu, IndicTrans2 machine translation) (model and license); semi (Kannada Wiktionary) (page history and authors); semi (Nepali, IndicTrans2 machine translation) (model and license). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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Pronunciation audio from Wikimedia Commons, each file under its own free license: en-au-semi.ogg, LL-Q1860 (eng)-I learned some phrases-semi.wav.

Cite this entry: “semi.” Word.ws, https://word.ws/semi. Based on Wiktionary, CC BY-SA 4.0.