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Jyutping leoi4
Pinyin léi

Definitions (CC-CEDICT)
  1. surname Lei
  2. thunder
  3. (bound form) (military) mine, as in 地雷[di4 lei2] land mine
  4. (coll.) to shock; to stun; to astound
  5. (Tw) (coll.) spoiler
  6. (Tw) (coll.) to reveal plot details to (sb)
Definitions (CC-CANTO)
  1. courageous; brave
  2. thunder/mine (explosive)/(Internet slang) terrifying/terrific/a surname/two (jargon used by triads)/loyalty (especially of brotherhood)
Definitions (粵典–words.hk)
  1. 名詞、俚語
    「​雷氣​」​嘅​簡​稱
    loyalty and brotherhood among triad members; literally: thunder
    • 條友真係唔夠雷,竟然出賣兄弟!
      条友真系唔够雷,竟然出卖兄弟!
      tiu4 jau2 zan1 hai6 m4 gau3 leoi4, ging2 jin4 ceot1 maai5 hing1 dai6!
      That guy is such a spineless coward, he even sold out his brothers!
    • 你有冇雷呀?
      你有冇雷呀?
      nei5 jau5 mou5 leoi4 aa3?
      Do you have honor?
  2. 名詞、俚語
    黑話​中​嘅​「​二​」
    "two" in triad argot
    • 雷粒
      雷粒
      leoi4 lap1
      Inspector of Police; literally: two pips
  3. 形容詞、潮語
    拖累​團隊
    (of a team member) burdensome; detrimental
    • 呢條友真係好雷。
      呢条友真系好雷。
      nei1 tiu4 jau5 zan1 hai6 hou2 leoi4.
      This guy is really a poor team member.
    • 佢打機次次都輸,好雷啊!
      佢打机次次都输,好雷啊!
      keoi5 daa2 gei1 ci3 ci3 dou1 syu1, hou2 leoi4 aa3!
      He loses the game every time, so bad!
  4. 動詞、潮語
    拖累​團隊
    to have a negative impact on a team; to be a burden
    • 你上次先雷完我。
      你上次先雷完我。
      nei5 soeng6 ci3 sin1 leoi4 jyun4 ngo5.
      You made me lose the game last time. (or, you gave me the wrong tips last time.)
  5. 名詞、專名

    a surname, usually transliterated as "Lui"
  6. 名詞
    自然​現象​;​當雲層​累積​咗​一定​嘅​厚度​,​就​有​機會​放出​強度​非常​大​嘅​電​,​令​天空​出現​強烈​閃光​同聲音​,​閃光​叫做​閃電​、​聲音​叫做​雷
    thunder, the sound associated with lightning
    • 行雷
      行雷
      haang4 leoi4
      to thunder
    • 打雷
      打雷
      daa2 leoi4
      to thunder
Definitions (Wiktionary)
  1. character, Cantonese
    to be burden to others
  2. character, colloquial
    to astonish; to shock
  3. character
    lightning
    (syn.) 雷聲, 雷声
  4. character, Cantonese
    burdensome
  5. character
    lightning
    • 避雷針
      避雷针
      bì léi zhēn
      lightning rod
    • 雷擊
      雷击
      léi jī
      lightning strike
  6. character
    a surname
  7. character, in-compounds
    explosive device
    • 魚雷
      鱼雷
      yú léi
      torpedo
    • 手雷
      手雷
      shǒu léi
      grenade
  8. character, colloquial
    astonishment; surprise
    • 內容有雷
      内容有雷
      nèi róng yǒu léi
      (slang) shocking content ahead
Definitions (Unihan)
  1. thunder
  2. Cangjie Input
    MBW
Definitions (HSK3.0)
  1. HSK3 四级汉字表 #130
  2. HSK3 高等手写字表 #223
Examples (Tatoeba—Mandarin-English)
  1. Mandarin
    据说《哈姆雷特》是写出来的最有意思的剧本。
    據説《哈姆雷特》是寫出來的最有意思的劇本。
    jù shuō 《 hā mǔ léi tè 》 shì xiě chū lái de zuì yǒu yì si de jù běn 。
    • It is said that "Hamlet" is the most interesting play ever written.
    • They say that "Hamlet" is the most interesting play in writing.
  2. Mandarin
    Olivier饰演了哈姆雷特一角。
    Olivier飾演了哈姆雷特一角。
    oliu:ier shì yǎn le hā mǔ léi tè yī jiǎo 。
    • Olivier acted the part of Hamlet.
  3. Mandarin
    要是给他知道你要结婚的事,他肯定会大发雷霆。
    要是給他知道你要結婚的事,他肯定會大發雷霆。
    yào shi gěi tā zhī dào nǐ yào jié hūn de shì , tā kěn dìng huì dà fā léi tíng 。
    • Should he hear of your marriage, he will be furious.
  4. Mandarin
    我在街上碰到了弗雷德。
    我在街上碰到了弗雷德。
    wǒ zài jiē shang pèng dào le fú léi dé 。
    • I saw Fred in the street.
  5. Mandarin
    这艘船没有雷达装备。
    這艘船沒有雷達裝備。
    zhè sōu chuán méi yǒu léi dá zhuāng bèi 。
    • The ship is not equipped with radar.
Examples (Tatoeba—Cantonese-English)
  1. Cantonese
    寻晚行雷闪电。
    尋晚行雷閃電。
    cam4 maan5 haang4 leoi4 sim2 din6 。
    • There was thunder and lightning last night.
Examples (粵典–words.hk)
  1. Cantonese
    条友真系唔够雷,竟然出卖兄弟!
    條友真係唔夠雷,竟然出賣兄弟!
    tiu4 jau2 zan1 hai6 m4 gau3 leoi4, ging2 jin4 ceot1 maai5 hing1 dai6!
    • That guy is such a spineless coward, he even sold out his brothers!
  2. Cantonese
    你有冇雷呀?
    你有冇雷呀?
    nei5 jau5 mou5 leoi4 aa3?
    • Do you have honor?
  3. Cantonese
    雷粒
    雷粒
    leoi4 lap1
    • Inspector of Police; literally: two pips
  4. Cantonese
    呢条友真系好雷。
    呢條友真係好雷。
    nei1 tiu4 jau5 zan1 hai6 hou2 leoi4.
    • This guy is really a poor team member.
  5. Cantonese
    佢打机次次都输,好雷啊!
    佢打機次次都輸,好雷啊!
    keoi5 daa2 gei1 ci3 ci3 dou1 syu1, hou2 leoi4 aa3!
    • He loses the game every time, so bad!
Examples (Wiktionary)
  1. Mandarin
    如有雷同,纯属巧合
    如有雷同,純屬巧合
    rú yǒu léi tóng , chún shǔ qiǎo hé
    • Any similarity is purely coincidental.
  2. Mandarin
    电闪雷鸣
    電閃雷鳴
    diàn shǎn léi míng
    • lightning flashes and thunder rumbles
  3. Mandarin
    避雷针
    避雷針
    bì léi zhēn
    • lightning rod
  4. Mandarin
    雷击
    雷擊
    léi jī
    • lightning strike
  5. Mandarin
    鱼雷
    魚雷
    yú léi
    • torpedo