This refers to a rolled cannabis cigarette or joint which is quite large as it contains a large amount of cannabis. Usually, a fatty is shared among a group of people and can last over a period of time. The common use is, ‘Want to smoke a fatty?’
Merriam-Webster Online Dictionary
fatty (adjective)1.
containing fat especially in unusual amounts - fatty foods , also unduly stout - corpulent
2.
- greasy
3.
derived from or chemically related to fat
one that is fat , especially an overweight person
Merriam-Webster Online Thesaurus
fatty (adjective)containing animal fat especially in unusual amounts
SYNONYMS:
adiposeRELATED WORDS:
blubbery; greasy, oily; lardy, richNEAR ANTONYMS:
fibrous, gristly, stringy, tough; nonfatFatty (Wikipedia)
Fatty (Wiktionary)
English
Etymology 1
From Middle English fatty, equivalent to fat + -y. Cognate with Saterland Frisian fattig (“fatty”), Dutch vettig (“fatty, greasy”), German Low German fettig (“fatty”), German fettig (“fatty”).
Pronunciation
- (UK) IPA(key): /ˈfæt.i/
- (US) IPA(key): /ˈfæt.i/
- Rhymes: -æti
doobie, spliff, blunt, jay, reefer