Wanting to, or feeling your partner is, having sex outside your relationship. See birds.
see Dream Dictionary: Birds
The meaning of the cuckoo is rather ambivalent. It can represent deviousness or unrequited love, yet as the herald of spring it indicates a change from old, stale energy to newness and freshness.
Vision: Seeing a cuckoo means having to deal with a selfish person. Catching a cuckoo: gossip about yourself is driving you to distraction. Killing a cuckoo: your interference in other people’s business might create unpleasantness.
Depth Psychology: The cuckoo represents immature eroticism and sexuality; it interferes with your love relationship, because you are looking to satisfy it in places other than home.
The dream is also a warning about freeloaders who—when you aren’t looking—will try to dump their responsibilities on you (“laying a cuckoo egg in your nest”).
A dream signifying misfortune in love affairs, or in the marriage state.
1. Someone who is a stranger is trying to sneak into your life.
2. Something undesirable has entered one’s emotional life, and is not about to go away.
To dream of a cuckoo, prognosticates a sudden ending of a happy life caused by the downfall of a dear friend.
To dream that you hear a cuckoo, denotes the painful illness of the death of some absent loved one, or accident to some one in your family.
Disappointment in love, a rupture (Gypsy) ; the cuckoo, according to Dr. Johnson, is the symbol of faithlessness.