1. (verb)closure, cloture, gag rule, gag law a rule for limiting or ending debate in a deliberative body Synonyms: stop, block, closure, settlement, shutdown, gag law, occlusion, law of closure, resolution, gag rule, cloture, blockage, closedown, stoppage, closing
2. (verb)closure, cloture terminate debate by calling for a vote Synonyms: closure, cloture