Dream about killing ladybugs is a clue for painful memories that is emerging from your subconscious. You do not like to dwell on your emotions. You need to clear out your old emotions and memories. Your dream is a harbinger for your negative ideas of anything feminine and your experiences with dangerous or heartless women. You do not trust what you already have.
Killing ladybugs dream represents an entangling situation. There is some situation or issue that you can no longer avoid and ignore. You need to get rid of something in your life that is useless. Your dream is unfortunately a warning for some suppressed hurt or previous trauma that is coming up to the surface. You are ready to mend past hurts and resolve feelings of self guilt or past pain.
If you dreamt about killing ladybugs:
The strange behavior of a romantic interest may have you confused. Is your partner avoiding you? Do phone calls go unanswered? Forget it. Sometimes people see too much intimacy as a threat to their independence and choose to ignore it. The best way to deal with this is to not press any sensitive issues. Just go out for dinner and act like a friend. Keep romance out of the equation for now!