This is the 1411th most frequent Portuguese word.
às
"Às" means "at the" or "to the" (feminine singular) in English.
The word 'às' is used here as a contraction combining 'a' (to) and 'as' (plural feminine article), indicating the direction towards shopping activities.
Eu vou às compras toda semana.
I go shopping every week.
In this case, 'às' is used to specify time, derived from 'a' (to) and 'as' (plural feminine article), referring to the specific hour of arrival.
Chego às oito da manhã no trabalho.
I arrive at work at eight in the morning.
The usage of 'às' here indicates the days scheduled for the cooking classes, formed by 'a' (to) combined with 'as' (plural feminine article).