Nightingale 
To dream of a singing nightingale denotes an attractive and wholesome environment. To dream of a silent nightingale means a spat among friends most likely due to miscommunication.
Hummingbird
To dream of hummingbirds reflects that excellence may come in small packages. It may also indicate flighty and restless thoughts, or perhaps an avoidance of commitments or relationships. They can also point to creativity without bounds.
Mother-In-Law
To dream of your mother-in-law portends that a relationship will be restored after some misunderstanding.
To dream that you are in a dispute with your mother-in-law means that arrogant and insensitive persons around you will cause you severe disappointment.
Sister In Law
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.
Birth Control
*Please See Contraceptive.
Brother-In-Law
If you dream of your actual brother-in-law, consider the situation and the circumstances in the dream. This dream has more to do with every details such as occurrences and events than a visual image of your brother-in-law.
If you currently don't have a brother-in-law but dream that you do or you're the one, it symbolizes your search for family and acceptance.
Daughter-In-Law
To dream about your daughter-in-law indicates that an unwanted or sudden circumstance will bring either incredible joy or anguish. This is reliant upon the behavior of your daughter-in-law within your dream.