The practice of filibustering; inclination to, or tendency to support, filibustering.

(also attributive and as adj.)

A blocking up. The obstruction of the free passage of a bill through the House of Commons: see quot.

Australian Politics slang. Parliamentary obstruction, or a body of obstructives: cf. stonewall v. at derivatives below.

The action or an act of preventing or hindering an activity, proceeding, operation, etc.; the fact or condition of being so prevented or hindered…

The practice of systematic obstruction, esp. of a legislative body. Also (more generally): a tendency to be obstructive.