i Register
In some senses, manny is marked as informal. Watch for register when choosing this word.
noun
A male nanny (for children).
2006 [Perry Taylor] has popped up in supermarket tabloids as the male nanny – or "manny" – for Britney Spears, who has a 9-month-old son, Sean Preston and is pregnant. — CBS News, 9 June 2006
name
A male given name
A male given name