Word Origins notes that the two words spelled lean are of different origins, though both are Old English: to incline, related to Latin clinare, and thin, of uncertain origin.[1][2]
Pronunciation
- IPA: /ˈliːn/[3]
lean1 incline
- Confidence
- Established
- Formation
- Inherited
- First attested
- c. 725
- Inherited from
- Old English hleonian
- Ultimate origin
- Proto-Indo-European (*ḱley-)
Etymology
It is Middle English lenen, inherited from Old English hleonian (“to recline, lie down, bend”) (West Saxon hlinian),[4][5][6] from Proto-Germanic *hlinēn, source also of Old Saxon hlinon, Dutch leunen and German lehnen,[5][2] from PIE Proto-Indo-European *klei- (“to lean”), also the root of Latin clīnāre, to bend (as in incline) and Greek κλίνω (klínein, “to lean”).[5][6][1]
Earliest recorded meaning
To lean or recline: about 725, in Beowulf.[4]
Semantic evolution
Figuratively, to trust for support, is from the early 13th century,[5] and to incline the body against something for support from the mid-13th century.[5] To cause to lean or rest is 14th-century,[5] and to favour mentally, lean towards, late 14th-century.[5] The noun, an act of leaning, is from 1776.[5][7] Lean on, to put pressure on someone, is first recorded in 1960.[5]
Timeline
- c. 725 – to recline.[4]
- early 13th century – to rely on.[5]
- late 14th century – to incline mentally.[5]
- 1776 – a lean (noun).[5][7]
- 1960 – to lean on, pressure.[5]
Modern meaning
Verb
- To bend or move from a vertical position.
- To rest against something for support.
- (lean on) To depend on for support, or (informal) to put pressure on.
- (lean towards) To favour an opinion or course.
Noun
- A slope or inclination.
Word family
- lean-to
- leaning
lean2 thin
- Confidence
- Uncertain
- Formation
- Inherited
- First attested
- c. 1000
- Inherited from
- Old English hlǣne
- Ultimate origin
- Old English (hlǣne)
Etymology
It is Middle English lene, inherited from Old English hlǣne (“lean, thin”),[4][5][6] of uncertain origin.[2] Skeat derived it from hlǣnan, to cause to lean or bend, connecting it with lean, to incline,[5][4] but the OED prefers a PIE *klóynyo-, with cognates in Lithuanian klynas, scrap, and Latvian kleins, feeble.[5]
Earliest recorded meaning
Thin, with little flesh: about 1000.[4][7]
Semantic evolution
Extended and figurative senses, such as meagre or unproductive, are from the early 14th century.[5] Of meat, containing little fat, it is a later sense.[8][9] In business jargon from the 1970s it was paired with mean, suggesting the aggressiveness of hunger.[5] An obsolete Old English lean meant reward or recompense.[7]
Timeline
Modern meaning
Adjective
- Thin, especially healthily so; having little body fat.
- Of meat, containing little fat.
- Offering little reward or nourishment; meagre: lean years.
- Of an organization, efficient and with no waste.
Noun
- The lean part of meat.
Word family
- leanness
Related words
References
- ^ a b Cresswell, Julia (2021), Oxford Dictionary of Word Origins, 3rd ed., Oxford: Oxford University Press
- ^ a b c Hoad, T. F., ed. (1986), The Concise Oxford Dictionary of English Etymology, Oxford: Clarendon Press
- ^ Wiktionary, the free dictionary, https://en.wiktionary.org
- ^ a b c d e f g Barnhart, Robert K. (1988), The Barnhart Dictionary of Etymology
- ^ a b c d e f g h i j k l m n o p q r s t Harper, Douglas. Online Etymology Dictionary, https://www.etymonline.com
- ^ a b c Merriam-Webster Unabridged Dictionary (2024), online ed., Springfield, Mass.: Merriam-Webster
- ^ a b c d e Simpson, J. A.; Weiner, E. S. C., eds. (1989), The Oxford English Dictionary, 2nd ed., Oxford: Clarendon Press
- ^ The American Heritage Dictionary of the English Language (1992), 3rd ed., Boston: Houghton Mifflin
- ^ Collins English Dictionary (2023), Glasgow: HarperCollins
Related etymologies
Cite this entry
“Lean.” Etymologically, 16 Oct. 2026, etymologically.com/en/lean. Accessed 16 Oct. 2026.
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