pound the table
Definition from Wiktionary, the free dictionary
- To strike a table, often repeatedly, with a fist, gavel or similar blunt object.
- (figuratively, law) To vehemently assert one's position.
- There's an old legal aphorism that goes, "If you have the facts on your side, pound the facts. If you have the law on your side, pound the law. If you have neither on your side, pound the table."
- (finance) To promote one's products.