filibusterer
fi·li·bus·terer
noun
1.
a legislator who gives long speeches in an effort to delay or obstruct legislation that he (or she) opposes
Origin
From filibuster + -er.
Related words
Word family
Broader terms
WordNet 2.1 (Princeton University). Wiktionary (CC BY-SA). WordNet 2.1 Copyright Princeton University. All rights reserved. Wiktionary content is available under the Creative Commons Attribution-ShareAlike Licence.