Etymology
From Middle English knokel ( “ finger joint ” ) , from Old English cnucel ( “ the juncture of two bones; knuckle; joint ” ) , from Proto-West Germanic * knukil , from Proto-Germanic * knukilaz ( “ knuckle, knot, bump ” ) , as * knukô ( “ bone, joint ” ) + * -ilaz ( diminutive suffix ) . Cognate with Dutch knokkel ( “ knuckle ” ) , Low German Knökel ( “ knuckle ” ) , German Knöchel ( “ ankle, knuckle ” ) , Old Norse knykill .
10 of the 14 knuckles (sense 1 ) of a human hand, circled in red
Roast knuckle (sense 5 ) from Schweizerhaus, Vienna
Noun
knuckle (plural knuckles )
Any of the joints between the bones of the fingers .
( by extension ) A mechanical joint.
( sports , billiards , snooker , pool) The curved part of the cushion at the entrance to the pockets on a cue sports table.
The kneejoint of a quadruped , especially of a calf ; formerly, the kneejoint of a human being.
A cut of meat of various kinds.
Beef knuckle is from the knee joint. Pork knuckle , or ham hock , is from the joint between the tibia/ fibula and the metatarsals of the foot of a pig, where the foot was attached to the leg.
( obsolete ) The joint of a plant .
1623 , Francis Bacon , The History of Dense and Rare :In the West Indies there are found, even in sandy deserts and very dry places, large canes, which at every joint or knuckle yield a good supply of fresh water
( shipbuilding ) A convex portion of a vessel 's figure where a sudden change of shape occurs, as in a canal boat , where a nearly vertical side joins a nearly flat bottom.
A contrivance, usually of brass or iron, and furnished with points, worn to protect the hand, to add force to a blow, and to disfigure the person struck; a knuckle duster .
brass knuckles
( skiing , snowboarding ) The rounded point where a flat changes to a slope on a piste .
Translations
joint of the finger
Afrikaans: kneukel
Arabic: بُرْجُمَة (ar) f ( burjuma ) , مَفْصِل m ( mafṣil ) , أَشْجَع m ( ʔašjaʕ )
Egyptian Arabic: عقلة f ( ʕuqla )
Armenian: please add this translation if you can
Bulgarian: става на пръст ( stava na prǎst )
Burmese: please add this translation if you can
Catalan: artell (ca) m , nus (ca) m
Chinese:
Cantonese: 指關節 / 指关节 ( zi2 gwaan1 zit3 )
Mandarin: 指關節 / 指关节 (zh) ( zhǐguānjié )
Danish: kno (da) c
Dutch: knokkel (nl) m
Esperanto: artiko (eo)
Estonian: nukk
Finnish: rysty , rystynen (fi)
French: articulation du doigt f , articulation (fr) f , jointure du doigt f
Galician: cotobelo (gl) m , cotomelo (gl) m , coteno (gl) m , nocello (gl) m , nortello (gl) m , artello (gl) m , noelo (gl) m
Georgian: თითის სახსარი ( titis saxsari )
German: Fingerknöchel (de) m
Greek: κόνδυλος (el) m ( kóndylos ) , γροθιά (el) f ( grothiá ) , μπουνιά (el) f ( bouniá )
Ancient: κόνδυλος m ( kóndulos ) , ἀστράγαλος m ( astrágalos )
Greenlandic: saaneq
Hebrew: מפרק האצבע m ( mifrák haetsbá )
Hungarian: ujjízület (hu) , ( the bulge ) ujjbütyök , bütyök (hu)
Icelandic: kjúka (is) f , hnúi (is) m
Ingrian: rysty , ryssys
Irish: alt m
Italian: nocca (it) f , giuntura (it) f
Japanese: 指関節 ( ゆびかんせつ, yubikansetsu )
Khmer: ក្រញរ (km) ( krɑñɑɑ ) , ថ្នាំងដៃ (km) ( thnangday )
Korean: (please verify ) 손가락 마디 ( son'garak madi )
Latgalian: piersta lūcaveica
Latin: articulus digiti m
Latvian: pirksta locītava
Lithuanian: please add this translation if you can
Lombardic: knohha
Macedonian: глужд m ( glužd )
Malay: please add this translation if you can
Maori: monamona
Middle English: knokel
Middle High German: knöchel
Mongolian: please add this translation if you can
Nepali: please add this translation if you can
Norwegian: knoke m
Old English: cnucel m
Oromo: buusaa
Persian: مفصل (fa) ( mafsal ) , بند انگشت ( band-e angošt )
Polish: kłykieć (pl) m
Portuguese: nó (pt) m , junta dos dedos f
Russian: суста́в па́льца m ( sustáv pálʹca )
Scottish Gaelic: rùdan m
Serbo-Croatian: zglob (sh)
Spanish: nudillo (es) m , ñudillo m
Swedish: knoge (sv)
Tagalog: buko
Thai: ข้อนิ้ว ( kɔ̂ɔ-níu )
Tibetan: མཛུབ་མོའི་ཚིགས ( mdzub mo'i tshigs ) , སོར་མོའི་ཚིགས ( sor mo'i tshigs )
Vietnamese: khớp (vi) n
Welsh: migwrn (cy) m
West Frisian: knokkel
White Hmong: please add this translation if you can
Yiddish: קנעכל n ( knekhl )
Zhuang: lwggyag
a cut of meat
Hungarian: csülök (hu) , sertéscsülök (hu) , lábszárhús
Verb
knuckle (third-person singular simple present knuckles , present participle knuckling , simple past and past participle knuckled )
( transitive ) To apply pressure, or rub or massage with one's knuckles (sense 1 ).
He knuckled the sleep from his eyes.
( transitive , slang ) To strike or punch .
2013 , Lenny McLean, The Guv'nor :I could feel my big toe snap, but as he's gone down on his good knee and half swung round I knuckled him in the kidney as hard as I could hit. He's gone all the way down, so I dropped my 19 stone into the middle of his back.
2014 , W. Smyth, Mama OM , page 415 :Only then I knuckled him. He had to be taught a hard lesson.
( intransitive ) To bend the fingers.
( intransitive ) To touch one's forehead as a mark of respect.
( intransitive , figurative ) To yield.
Synonym: knuckle under
( snowboarding , skiing ) To land on the knuckle (sense 9 ) of a curve of a slope, after a jump off a ramp that precedes the slope.