POSalso: ポス · ピーオーエスFreq.FrequencyTop 50,000Meanings1nounpoint of sale; POSRefers to the system or location where retail transactions occur. Common in business and technology contexts.新あたらしいPOSシステムを導どう入にゅうした。We introduced a new POS system.レジでPOS端たん末まつを使つかう。Use the POS terminal at the register.