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”).... Dreamers Dictionary
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.... Dream Meanings of Versatile