dunno

used as a short way of saying 'I don't know'

no sé, no tengo idea

• 'What time is the meeting?' 'Dunno.'

  '¿A qué hora es la reunión?' 'No sé.'

used to say that you do not know or understand something, often because it is unimportant or obvious

no me importa, no es relevante

• 'What's the point of going?' 'Dunno.'

  '¿Para qué va a servir ir?' 'No me importa.'