"grollen" in English Grollen {n} grumble grollen to grumble grollen {v.i.} to rumble to roll Detailed translations for "grollen" das Grollen{neuter} Grollen(also: Murren, Knurren) grumble grollen grollen(also: brummen, knurren, meckern, maulen) to grumble grollen{intransitive verb} grollen(also: poltern, rumpeln, rumoren) to rumble grollen to roll