rathole noun 5verb 5forms 3 noun5 •An entrance to a living area or passageway used by mice or rats. •A living area used by mice or rats, or a similar living area used by other animals.Bhantus catch the sanda, or broad-tailed lizard, which dwells in rat-holes in the ground and lives always in fear of the cobra. — 1913 •A particularly squalid human residence or other place. •An area of a silo that has undergone ratholing, so that material moves mostly through the centre and accumulates around the edges. •A pigeonhole. verb5 •To hoard. •To take a conversation off topic, especially in technical meetings. •To surreptitiously or prematurely remove chips during a poker game. •To exit a cash game and re-enter with a smaller stack. •(of material) To empty only in the center of a hopper or silo, persisting circumferentially. formsratholed · ratholing · ratholes