| 1. | U.S. Politics.
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| 2. | an irregular military adventurer, esp. one who engages in an unauthorized military expedition into a foreign country to foment or support a revolution. |
| 3. | U.S. Politics. to impede legislation by irregular or obstructive tactics, esp. by making long speeches. |
| 4. | to act as an irregular military adventurer, esp. for revolutionary purposes. |
| 5. | U.S. Politics. to impede (legislation) by irregular or obstructive tactics, esp. by making long speeches. |