boot money

noun

1. informal.
   unofficial bonuses in the form of illegal cash payments made by a professional sports club to its players

Example Sentences

Players were sometimes given secret payments, often known as "boot" money, for their services, but the RFU - taking the lead on amateurism across world rugby - did not police these payments as strictly in Wales as they had in Yorkshire and Lancashire.

From BBC

If you like to dabble in winter activities, invest your boot money in a versatile pair that can do it all and take you to apres-ski as well.

From Seattle Times

The “boot money ’ was my way of planning for the days ahead.

From Literature

Without touching my boot money, I took out two silver dollars and some change in my pocket.

From Literature

Then I didn’t have to touch my boot money, the money I was saving for rough times.

From Literature