Dream Symbols and Analysis

by DreamForth
To dream of your sister-in-law symbolizes attributes that the both of you may have in common. Also, contemplate the bond that you both share.

If you are arguing with your sister-in-law, it may imply that you refuse to accept that you both have certain aspects or attributes in common.

Dream Dictionary The Biblical Model

by Vincent Wienand
See People metaphors also see Brother-in-Law.

The Complete Guide to Interpreting Your Dreams

by Stearn Robinson - Tom Corbett
Same as Sister.