Usually means: Wife's or husband's sibling's spouse.
Definitions Related words Mentions
We found 25 dictionaries that define the word sister in law:

General (24 matching dictionaries)
  1. sister in law: Longman Dictionary of Contemporary English
  2. sister-in-law: Merriam-Webster
  3. sister-in-law: Oxford Learner's Dictionaries
  4. sister-in-law: American Heritage Dictionary of the English Language
  5. sister-in-law, sister-in-law: Collins English Dictionary
  6. sister-in-law: Vocabulary.com
  7. sister-in-law: Wordnik
  8. sister-in-law: Cambridge Advanced Learner's Dictionary
  9. sister-in-law: Wiktionary
  10. sister-in-law: Webster's New World College Dictionary, 4th Ed.
  11. sister-in-law: Infoplease Dictionary
  12. sister-in-law, sister in law: Dictionary.com
  13. sister-in-law: Cambridge Essential American English Dictionary
  14. Sister-in-law, Sister in law, The Sister-in-Law: Wikipedia, the Free Encyclopedia
  15. Sister-in-law: Online Plain Text English Dictionary
  16. sister-in-law: Webster's Revised Unabridged, 1913 Edition
  17. sister-in-law: Rhymezone
  18. sister-in-law: AllWords.com Multi-Lingual Dictionary
  19. sister-in-law: Webster's 1828 Dictionary
  20. sister-in-law: FreeDictionary.org
  21. sister-in-law: Mnemonic Dictionary
  22. sister-in-law: TheFreeDictionary.com

Slang (1 matching dictionary)
  1. Sister-In-Law, Sister in-law: Urban Dictionary

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Definitions from Wiktionary (Sister in law)

▸ noun:  Alternative form of sister-in-law [A female relative of one's generation, separated by one degree of marriage:]

Similar:
sister-in-law, sister wife, sister-out-law, sibling-in-law, step-sister, co-sister-in-law, half sister-in-law, niece-in-law, half-sibling-in-law, cousin-sister, more...

Adjectives:
aval, grand, grandfatherly, poppy, pappy, gammy, granny, sib, novercal, twice removed, avunculate

▸ Words similar to sister in law

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▸ Rhymes of sister in law

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Similar:
sister-in-law, sister wife, sister-out-law, sibling-in-law, step-sister, co-sister-in-law, half sister-in-law, niece-in-law, half-sibling-in-law, cousin-sister, more...

Adjectives:
aval, grand, grandfatherly, poppy, pappy, gammy, granny, sib, novercal, twice removed, avunculate



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