This is the 6854th most frequent Russian word.
ас
"Ас" in English means "ace" (expert or master at something).
Here, 'ас' is used metaphorically to describe someone exceptionally skilled, referring to their expertise in chess.
Он ас в шахматах.
He is an ace in chess.
In this sentence, 'ас' denotes someone with outstanding abilities, illustrating their high competence as a pilot.
В пилотировании он настоящий ас.
He is a real ace in piloting.
The word 'ас' is figuratively used to signify a person recognized for exceptional skill, highlighting her expertise in programming.