| Noun | 1. | filibuster - a legislator who gives long speeches in an effort to delay or obstruct legislation that he (or she) opposesdelayer - a person who delays; to put off until later or cause to be late | |
| 2. | filibuster - a tactic for delaying or obstructing legislation by making long speechesdelay, holdup - the act of delaying; inactivity resulting in something being put off until a later time | |
| Verb | 1. | filibuster - obstruct deliberately by delaying; of legislation | |