Definiciones
1.NounA devil or demon; a malignant or diabolical being; an evil spirit.
2.NounA very evil person.
3.NounAn enemy; a foe."We waited for our fiend to arrive."
4.NounThe enemy of mankind, specifically, the Devil; Satan.
5.NounAn addict or fanatic."dope fiend; He's been a jazz fiend since his teenage years."
6.VerbTo yearn; to be desperate. .mw-parser-output .object-usage-tag{font-style:italic}.mw-parser-output .deprecated{color:var(--wikt-palette-grey-lime-8,olivedrab)}[ with for ‘something, especially drugs’]