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Jyutping ngaa2
Pinyin

Definitions (粵典–words.hk)
  1. 名詞

    interlocking parts (eg. thread of a screw)
    • 滑牙
      滑牙
      waat6 ngaa2
      stripped screw

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Jyutping ngaa4
Pinyin

Definitions (CC-CEDICT)
  1. tooth
  2. ivory
  3. CL:顆|颗[ke1]
Definitions (CC-CANTO)
  1. tooth/ivory M: 颗kē [颗]/serrated/a broker/smart/KangXi radical 92/a surname
Definitions (粵典–words.hk)
  1. 詞綴、潮語
    即​係​阿
    see 阿;used informally and jokingly only
  2. 名詞
    牙齒​;​人​或​動物用​嚟​磨碎​、​撕裂​食物​嘅​器官​。​(​量​詞​:​隻​/​棚​)
    tooth
    • 門牙
      门牙
      mun4 ngaa4
      incisor
    • 牙痛
      牙痛
      ngaa4 tung3
      toothache
  3. 名詞

    interlocking parts (eg. thread of a screw)
    • 滑牙
      滑牙
      waat6 ngaa2
      stripped screw
Definitions (Wiktionary)
  1. character
    screw thread
  2. character
    tooth (Classifier: 隻/只 c; 棚 c)
    • 我牙疼。
      我牙疼。
      wǒ yá téng .
      I have a toothache.
    • 牙齒
      牙齿
      yá chǐ
      tooth
  3. character, Cantonese, Hong-Kong, Internet, Leet, neologism
    Prefix used in front of the surname or last character of someone’s given name to express familiarity or friendliness.
  4. character, historical
    broker
  5. character
    ivory; tusk of elephant
    • 牙雕
      牙雕
      yá diāo
      ivory sculpture
  6. character
    fang; tusk; canine tooth
Definitions (Unihan)
  1. tooth, molars, teeth
  2. serrated
  3. Cangjie Input
    MVDH
Definitions (Kaifangcidian)
  1. 牙齒 – 牙齿
Definitions (HSK3.0)
  1. HSK3 四级词汇表 #837
  2. HSK3 四级汉字表 #247
  3. HSK3 中等手写字表 #330
Examples (Tatoeba—Mandarin-English)
  1. Mandarin
    我希望将来成为一名牙医。
    我希望將來成為一名牙醫。
    wǒ xī wàng jiāng lái chéng wéi yī míng yá yī 。
    • I hope I will become a dentist in the future.
    • I wish to become a dentist in future.
    • I'd like to be a dentist in the future.
  2. Mandarin
    我第一次游览西班牙的时候,一切都那么有趣。
    我第一次遊覽西班牙的時候,一切都那麼有趣。
    wǒ dì yī cì yóu lǎn xī bān yá de shí hou , yī qiè dōu nà me yǒu qù 。
    • Everything was exciting to me when I visited Spain for the first time.
  3. Mandarin
    Nick说葡萄牙语说得很好。那是因为他学了有5年了。
    Nick説葡萄牙語説得很好。那是因為他學了有5年了。
    nick shuō pú táo yá yǔ shuō de hěn hǎo 。 nà shi yīn wèi tā xué le yǒu 5 nián le 。
    • Nick can speak Portuguese very well. That's because he's been studying it for 5 years.
  4. Mandarin
    Carole学西班牙语有3年了。
    Carole學西班牙語有3年了。
    carole xué xī bān yá yǔ yǒu 3 nián le 。
    • Carol has been studying Spanish for three years.
  5. Mandarin
    我的牙很痛。
    我的牙很痛。
    wǒ de yá hěn tòng 。
    • I've got a toothache.
    • I have a toothache.
    • My tooth hurts.
    • My teeth hurt.
    • I've got toothache.
Examples (Tatoeba—Cantonese-English)
  1. Cantonese
    西班牙人最钟意夜晚出街散吓步、唞吓凉。
    西班牙人最鍾意夜晚出街散吓步、唞吓涼。
    sai1 baan1 ngaa4 jan4 zeoi3 zung1 ji3 je6 maan5 ceot1 gaai1 saan2 haa5 bou6 、 tau2 haak3 loeng4 。
    • Spaniards love to stroll around in the evening cool.
  2. Cantonese
    我要去睇吓牙医喇。
    我要去睇吓牙醫喇。
    ngo5 jiu3 heoi3 tai2 haak3 ngaa4 ji1 laa3 。
    • I've got to see a dentist.
    • I have to see a dentist.
  3. Cantonese
    识返啲西班牙文嘅话,你去墨西哥实会玩得开心啲。
    識返啲西班牙文嘅話,你去墨西哥實會玩得開心啲。
    sik1 faan2 di1 sai1 baan1 ngaa4 man4 ge3 waa2 , nei5 heoi3 mak6 sai1 go1 sat6 wui5 wun6 dak1 hoi1 sam1 di1 。
    • A little knowledge of Spanish will go a long way toward making your trip to Mexico enjoyable.
  4. Cantonese
    你应该去睇牙医,掹咗只牙佢。
    你應該去睇牙醫,掹咗隻牙佢。
    nei5 jing1 goi1 heoi3 tai2 ngaa4 ji1 , maang1 zo2 zek3 ngaa4 keoi5 。
    • You should go to the dentist and have that tooth pulled out.
  5. Cantonese
    今日我去咗睇牙医。
    今日我去咗睇牙醫。
    gam1 jat6 ngo5 heoi3 zo2 tai2 ngaa4 ji1 。
    • Today I went to the dentist's.
Examples (粵典–words.hk)
  1. Cantonese
    我阿婆好怕食冻嘢,惊话艮亲棚牙。
    我阿婆好怕食凍嘢,驚話艮親棚牙。
    ngo5 aa3 po4 hou2 paa3 sik6 dung3 je5, geng1 waa6 gan3 can1 paang4 ngaa4.
    • My grandma is reluctant to eat cold food because it may hurt her teeth.
  2. Cantonese
    擳牙膏
    擳牙膏
    zit1 ngaa4 gou1
    • to squeeze out the toothpaste
    • to squeeze toothpaste; figuratively, to release information bit by bit
  3. Cantonese
    象牙塔
    象牙塔
    zoeng6 ngaa4 taap3
    • ivory tower
  4. Cantonese
    支牙膏用咗一半。
    支牙膏用咗一半。
    zi1 ngaa4 gou1 jung6 zo2 jat1 bun3.
    • The toothpaste in the tube is half-used up.
  5. Cantonese
    学生可以参加政府提供嘅牙科保健服务。
    學生可以參加政府提供嘅牙科保健服務。
    hok6 saang1 ho2 ji5 caam1 gaa1 zing3 fu2 tai4 gung1 ge3 ngaa4 fo1 bou2 gin6 fuk6 mou6.
    • Students can participate in the dental care service provided by the government.
Examples (Wiktionary)
  1. Cantonese
    擳牙膏
    擳牙膏
    zit1 ngaa4 gou1
    • to squeeze out toothpaste
    • to squeeze toothpaste
  2. Cantonese
    𪘲起棚牙
    𪘲起棚牙
    ji1 hei2 paang4 ngaa4
    • to smile with teeth visible
  3. Cantonese
    临𰥛前要刷牙㗎㖞。
    临𰥛前要刷牙㗎㖞。
    lam4 fan3 cin4 jiu3 caat3 ngaa4 gaa3 wo3.
    • You've got to brush your teeth before bed.
  4. Mandarin
    他用水冲了把脸,然后刷牙。
    他用水衝了把臉,然後刷牙。
    tā yòng shuǐ chōng le bǎ liǎn , rán hòu shuā yá .
    • He splashed water on his face, then brushed his teeth.
  5. Mandarin
    我牙疼。
    我牙疼。
    wǒ yá téng .
    • I have a toothache.
Examples (None)
  1. Cantonese
    我最惊睇牙科,畀人钻牙。
    我最驚睇牙科,畀人鑽牙。
  2. Cantonese
    做到滑晒牙
    做到滑晒牙