also: いろぐるい
erotomania; sexual obsession
A clinical or strong term for an abnormal fixation on sex. Can be used in psychological contexts or as a strong insult. The reading いろきちがい contains 気違い, which is now often avoided due to its derogatory nature.
He is a sex maniac, thinking about nothing else around the clock.
sexual maniac; sex fiend
Refers to a person with an extreme, uncontrollable sexual drive. Often used pejoratively. The reading いろぐるい is more common for this sense.
That man is a sex fiend; he made advances on many women.
Abbreviated spelling; may be encountered but less common.