NOT SMOOTH › A rough surface is not smooth: rough hands rough ground
APPROXIMATE › approximate: a rough estimate Can you give me a rough idea of the cost?
FORCEFUL › If the sea or weather is rough, there is a lot of strong wind and sometimes rain: The boat sank in rough seas off the Swedish coast.
DIFFICULT › difficult or unpleasant: She's having a rough time at work.
DANGEROUS › dangerous or violent: a rough part of town Hockey can be quite a rough game.
NOT PERFECT › quickly done and not perfect: These are just rough sketches. roughness noun [U]