fork some money out
1. To distribute food with a fork. In this usage, a noun or pronoun can be used between "fork" and "out." One of the caterers carved the meat and then forked it out for waiting guests.
2. To give or dispense something, often money. In this usage, a noun or pronoun can be used between "fork" and "out." If you want the most cutting edge technology, you'd better be prepared to fork out the dough for it.
3. To split off or move away from something else, as of a body of water. That part of the river forks out from where we're standing now.
fork some money out (for something)
Fig. to pay (perhaps unwillingly) for something. (Often mention is made of the amount of money. See the examples.) Do you think I'm going to fork twenty dollars out for that book? Forking out lots of money for taxes is part of life.