This is the 6432nd most frequent Russian word.
экс
"Экс" in English means "ex" (former).
The word 'экс' in this context is a shortened form used informally to refer to a former romantic partner.
Моя подруга недавно разговаривала с её эксом.
My friend recently talked with her ex.
The root 'экс' here originates from the word 'эксцентричный,' highlighting a trait of being unconventional or strikingly unusual.
Этот актёр известен своими эксцентричными ролями.
This actor is known for his eccentric roles.
Here, 'экс' acts as a prefix suggesting 'former' or 'previous,' used to denote something from a past period.