1 verb especially DIY make rough TRANSITIVEgarbhaigh verb c m ugargaigh verb c m uroughen up the surface with sandpapergarbhaigh an dromchla le greanpháipéar2 verb become rough INTRANSITIVEéirigh garbhéirigh níos gairbhenight drew in and the sea roughenedd'éirigh an fharraige garbh le titim na hoíche