Tuxing is to wear Black Tie otherwise known as a Tuxedo. Other variations on the them include. To Tux, Tuxing it up or getting Tuxed up.
‘I’m getting Tuxed up for tonight’s Ball’
‘I’m getting Tuxed up for tonight’s Ball’.
‘I’m Tuxing it up tonight’.
A tux you wouldn't want to get married in. It's probably seen better days and is now only appropriate for rowdy, drunken events (i.e. you don't mind getting booze or vomit on it).
Dude 1: What are you wearing for the booze cruise tonight?
Dude 2: Battle tux, all the way.
A person who is a billionaire or will be a billionaire but only if their name is FX_TUX