To give or recieve money for services given.
Also see tip
I left a $5.00 gratuity on the bed for the the slut
A tip! Money or gift the someone recieves in exchange for a favor given. Bartender, waitstaff of slot attendent.
You gave Ron a big fat gratuity for what? The jokes on you!
To receive or give a payment to sort for favours redendered.
I left that cheap bitch a $5.00 gratuity.
A gesture of satisfaction, sometimes confused with a tip. However, the tip is just the start, it is only a tease, after that, you give the full gratuity.
"I wanted to show her how much I appreciated her, so I gave her the full gratuity, not just the tip."