Collins COBUILD Advanced Learner's English Dictionary - lid

(lids) 1. A lid is the top of a box or other container which can be removed or raised when you want to open the container. = top N-COUNT 2. Your lids are the pieces of skin which cover your eyes when you close them. A dull pain began to throb behind his lids. = eyelid N-COUNT: usu pl 3. If you say that someone is keeping the lid on an activity or a piece of information, you mean that they are restricting the activity or are keeping the information secret. (INFORMAL) The soldiers’ presence seemed to keep a lid on the violence... Their finance ministry is still trying to put a lid on the long-simmering securities scandal. N-SING