noun
filibustering; cow tongue tactics
A political delaying tactic, often used in legislative contexts. The literal meaning 'cow tongue tactics' is a playful reference to the drawn-out nature of filibustering, similar to the length of a cow's tongue.
See also: 牛歩戦術
野党は牛タン戦術で法案の採決を遅らせた。
The opposition party delayed the vote on the bill by filibustering.
牛歩戦術 (cow-walk tactics) is a similar filibustering technique where lawmakers walk extremely slowly to delay proceedings, while 牛タン戦術 emphasizes prolonged speaking.
Compound of 牛 (cow), タン (tongue, from English), and 戦術 (tactics). The term is a humorous Japanese coinage likening a filibuster to the length of a cow's tongue.