Ecstasy

ec·sta·sy /ˈekstəsē/ 1.an overwhelming feeling of great happiness or joyful excitement. 2.an emotional or religious frenzy or trance-like state, originally one involving an experience of mystic self-transcendence. 3.an amphetamine-based recreational drug having euphoric effects, typically taken in the form of a pill and particularly associated with clubbing and dance music subcultures.