行語

行语
hángyǔ
  1. slang
  2. jargon
  3. cant
  4. lingo
  5. patois
  6. argot

CEDICT

  1. jargon; lingo; patois
  2. slang

Wiktionary

Entry Composition

1 行 háng
  1. (bound form) row; line
  2. (bound form) line of business; trade; profession
  3. (bound form) commercial firm
  4. (bound form) to rank (first, second etc) among one's siblings (by age)
  5. (in data tables) row; (Tw) column
  6. classifier for rows or lines
2 語 yǔ
  1. dialect
  2. language
  3. speech

Related entries

俚語 lǐyǔ slang
学习外语里的俚语很有趣。

It's fun to learn slang words in foreign languages.

Source: Tatoeba

切口 qièkǒu
  1. slang
  2. argot
  3. private language used as secret code
土話 tǔhuà
  1. vernacular
  2. slang
  3. dialect
  4. patois
哤 máng jargon
行話 hánghuà
  1. jargon
  2. language of the trade
土語 tǔyǔ
  1. dialect
  2. patois
唇典 chúndiǎn
  1. argot
  2. codeword
黑話 hēihuà
  1. argot
  2. bandits' secret jargon
  3. malicious words