1. (noun)slang, slang expression, slang term informal language consisting of words and expressions that are not considered appropriate for formal occasions; often vituperative or vulgar "their speech was full of slang expressions"
2. (verb)slang, cant, jargon, lingo, argot, patois, vernacular a characteristiclanguage of a particulargroup (as among thieves) "they don't speak our lingo"
4. (verb)gull, dupe, slang, befool, cod, fool, put on, take in, put one over, put one across fool or hoax "The immigrant was duped because he trusted everyone"; "You can't fool me!"
2. (noun)slang a fetter worn on the leg by a convict
3. (noun)slang low, vulgar, unauthorized language; a popular but unauthorized word, phrase, or mode of expression; also, the jargon of some particularcalling or class in society; low popular cant; as, the slang of the theater, of college, of sailors, etc
Sense: words and phrases (often in use for only a short time) used very informally, eg words used mainly by, and typical of, a particular group army slang; teenage slang; `stiff' is slang for `a corpse'.
Definitions of slang 
Afrikaans: sleng
Arabic: كَلِمات وتعابير عاميَّه
Bulgarian: жаргон
Brazilian: gíria
Czech: slang
German: die Umgangssprache
Danish: slang; -slang
Greek: αργκό
Spanish: argot, jerga
Estonian: släng
Farsi: زبان عاميانه
Finnish: slangi
French: argot
Hebrew: סְלֶנג, עָגָה
Hindi: अपभाषा, गंवारू बोली
Croatian: slang,žargon
Hungarian: szleng
Indonesian: istilah khusus
Icelandic: slangur
Italian: slang, gergo
Japanese: 俗語
Korean: 속어
Lithuanian: žargonas, slengas
Latvian: slengs;žargons
Malay: slanga
Dutch: gemeenzame taal
Norwegian: slang
Polish: żargon
Persian: زبان عاميانه
Pashto: عاميانه محاوره، ديوې خاصې
Portuguese: calão
Romanian: slang, argou
Russian: сленг, жаргон
Slovak: slang
Slovenian: sleng
Serbian: sleng
Swedish: slang
Thai: ถ้อยคำที่เป็นภาษาพูดและใช
Turkish: argo
Taiwanese: 俚語
Ukrainian: сленг, жаргон
Urdu: عامیانہ بولی
Vietnamese: tiếng lóng
Chinese: 俚语
