SAY [T] › to say that something is true, although you have not proved it: [+ (that)] She claimed that the dog attacked her. [+ to do sth] He claims to have seen a ghost. claim credit/responsibility/success, etc › to say that you have done or achieved something: No one has claimed responsibility for yesterday's bomb attack. → Opposite disclaim DEMAND [I, T] › to ask for something because it belongs to you or you have the right to have it: She claimed $2,500 in travel expenses. If no one claims the watch, then you can keep it. KILL [T] › If an accident, war, etc claims lives, people are killed because of it: The floods claimed over 200 lives.