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"Os" is a pronoun which is often translated as "you", and "as" is a noun which is often translated as "ace". Learn more about the difference between "os" and "as" below.
os(
ohs
)A pronoun is a word that stands in for a noun (e.g., she).
a. you
Os quiero mucho, chicos. Voy a echaros mucho de menos.I really love you, guys. I'll miss you a lot.
a. you
¿Quién os dio entradas de primera fila para el concierto?Who gave you front-row tickets to the concert?
a. yourselves
Os vais a lastimar si seguís jugando con esa rama.You're going to hurt yourselves if you keep playing with that stick.
el as(
ahs
)A masculine noun is used with masculine articles and adjectives (e.g., el hombre guapo, el sol amarillo).
1. (card games)
2. (colloquial) (outstanding person)
A word or phrase that is commonly used in conversational speech (e.g., skinny, grandma).
a. ace (colloquial)
A word or phrase that is commonly used in conversational speech (e.g., skinny, grandma).
Diego es un as de las matemáticas. Diría que casi un genio.Diego is an ace at math. Almost a genius, I'd say.
b. whiz (colloquial) (United States)
A word or phrase that is commonly used in conversational speech (e.g., skinny, grandma).
Regionalism used in the United States
Pedro es un as dibujando.Pedro is a whiz at drawing.
c. whizz (colloquial) (United Kingdom)
A word or phrase that is commonly used in conversational speech (e.g., skinny, grandma).
Regionalism used in the United Kingdom
Lola es un as de los videojuegos.Lola is a whizz at video games.
d. ace (adjective)
¿Sabías que el marido de Marisol es un as como compositor?Did you know that Marisol's husband was an ace composer?