A large and aggresive humanoid monster.
They are often depicted with a large head, abundant hair and beard, a voracious appetite, and a strong body.
As they are commonly mistaken for orc due to naming similarity and similar characteristics, later depiction of ogres usually have a brownish skin (some artist is still using green skin, however), a horn(s), as well as usually being fat instead of muscular.
For the Tekken character, see Ogre (Tekken).