Dreamers Dictionary

by Garuda
Vision: Exchanging affection with someone in a dream is a sign of passionate feelings you have for a particular person—but the relationship won’t last.

Depth Psychology: The dream is a sign of your unfulfilled need for affection. But are you too “thin-skinned,” and easily offended, taking everything too seriously? Examine honesdy which of the above applies to you.

See Love.

The Bedside Dream Dictionary

by Silvana Amar
The interpretation here depends on the degree of affection in the dream. Any signs of reasonable good taste indicate a happy family life and/or personal relationships. However, any such demonstration of an embarrassing or abnormal nature suggests you may be influenced by ulterior motives in some current plans. 

My Dream Interpretation

by myjellybean
To dream of affection - whether you are showing affection, or receiving it from someone else - suggests your contentment and happiness with a current relationship. It may also indicate your need to be more affectionate to the ones you love and care about.