What is the meaning of Asshole?

The anus.

A jerk; an inappropriately or objectionably mean, inconsiderate, contemptible, obnoxious, intrusive, stupid, or rude person.

Anything (especially a place) that is unpleasant or undesirable.

A receptacle under a fire grate for collecting ashes.

The place for receiving the ashes under the grate in a fireplace.

Source: wiktionary.org