"au collège" means 'in [junior] high school' in French.
Au revoir means "goodbye" in French.
Allez au diable! in French means "Go to the devil!" in English.
au numéro= means literally "at the number/at number"
'au dessus de' means 'above (the)' in French.
au-dessus de
It means "to".
au revoir
au is 'à le' put together (masculine) and it means to the or at the
Au chomage means out of work in French. There is no difference between 'un homme au chomage' (a man out of work) and 'une femme' (a woman) au chomage.
"Au fin du lit" in French means "at the foot of the bed."
First of all it i not EAU REVOIR, it is AU REVOIR. And AU REVOIR means SEE YOU AGAIN EAU means WATER and it is not the correct term Benoit French Canadian speaking french for 58 years and something now.
Va au tableau means 'go to the (black)board'.