noun🔗ShareRispengrasAny grass of the genus Poa, especiallu Poa annua."The lawn company sprayed a special herbicide to kill the poa that was sprouting up in our yard. "Die Rasenfirma versprühte ein spezielles Herbizid, um das Rispengras zu vernichten, das in unserem Garten spross.plantbiologynatureagricultureenvironmentChat with AIVocabulary GamePractice Reading