1 definition by Heath 2

1 a fee paid to a lawyer or professional adviser for advice or services or to ensure that he/she will act on one's behalf if needed

2 a fee paid regularly to a freelance journalist to ensure that his/her services will be available when required

I have given John a retainer to make sure he will take on my case.
by Heath 2 July 7, 2006
Get the retainer mug.