bad looker

1.
British EnglishAmerican Englishinformalcolloquial
- A person who is considered fairly attractive or good-looking (often used in constructions such as 'not a bad looker').
2.
General Englishneutraldescriptive
- A person who appears unwell, unkempt, or unattractive in appearance.

Examples:

EN: - But she's not a bad looker.
ES: - Pero no tiene mal aspecto.
EN: I ain't as bad as you think... and I ain't a bad looker, either.
ES: No soy tan mala como piensa... ni tampoco soy fea.
EN: She wouldn't be a bad looker if she took her specs off.
ES: No estaría mal si se quitara las gafas.
EN: I ain't a bad looker when I'm more myself.
ES: No estoy mal cuando soy más yo misma.
EN: "I ain't such a bad looker, sir, when I'm more myself. " Yes.
ES: "No estoy tan mal, señor, cuando soy más yo misma". Sí.
EN: Sister, you wouldn't be a bad looker if you'd wipe some of that printer's ink off your face and hands.
ES: Hermana, no tendría tan mal aspecto si se limpiara un poco la tinta de imprenta de la cara y las manos.
EN: - She's not a bad looker.
ES: - Es una mujer guapa.