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"Me voy a dormir" is a form of "me voy a dormir", a phrase which is often translated as "I'm going to bed". "Bueno" is an adjective which is often translated as "good". Learn more about the difference between "me voy a dormir" and "bueno" below.
me voy a dormir(
meh
boy
ah
dohr
-
meer
)A phrase is a group of words commonly used together (e.g., once upon a time).
a. I'm going to bed
Este programa es aburridísimo. Me voy a dormir.This show is really boring. I'm going to bed.
b. I'm going to sleep
Voy a ducharme y comer algo, y después me voy a dormir.I'm going to take a shower and have something to eat, and then I'm going to sleep.
bueno(
bweh
-
noh
)An adjective is a word that describes a noun (e.g., the big dog).
1. (beneficial)
a. good
La dieta mediterránea es muy buena para la salud.The Mediterranean diet is very good for your health.
2. (useful)
4. (virtuous)
a. good
Un buen hombre dio su vida por la comunidad anoche.A good man gave his life in the service of this community last night.
5. (delicious)
6. (colloquial) (attractive)
A word or phrase that is commonly used in conversational speech (e.g., skinny, grandma).
An interjection is a short utterance that expresses emotion, hesitation, or protest (e.g., Wow!).
a. ok
Creo que sería mejor ir al restaurante francés. - Bueno, vayamos.I think it'd be better to go to the French restaurant. - Ok, let's go.