We found 6 dictionaries that define the word as sin:

General (2 matching dictionaries)

1. as sin: TheFreeDictionary.com
2. as sin: Wiktionary

Business (1 matching dictionary)

3. as sin: Legal dictionary

Computing (1 matching dictionary)

4. as sin: Encyclopedia

Miscellaneous (1 matching dictionary)

5. as sin: Idioms

Slang (1 matching dictionary)

6. as sin: Urban Dictionary

Definitions from Wiktionary (as sin) ▸ adverb:  (postpositive) To a great extent or degree; very. Similar: very, that, greatly, in no small measure, right, substantially, but good, positively, insofar, still, more... Phrases: ugly as sin, as as sin, as as sin, guilty as sin, sexy as sin, more... ▸ Words similar to as sin ▸ Usage examples for as sin ▸ Idioms related to as sin ▸ Wikipedia articles (New!) ▸ Words that often appear near as sin ▸ Rhymes of as sin ▸ Invented words related to as sin