—v.i. 1. to adhere closely; stick to: The wet paper clings to the glass. 2. to hold tight, as by grasping or embracing; cleave: The children clung to each other in the dark. 3. to be or remain close: The child clung to her mother's side. 4. to remain attached, as to an idea, hope, memory, etc.: Despite the predictions, the candidate clung to the belief that he would be elected. 5. to cohere.