To veto a bill is to decline or not accept it
Vetoing it
By vetoing a bill
The opposite of signing a bill is vetoing a bill.
Accept or approve it
The governor of a state may veto an item of any type of bill without vetoing the whole bill. This action is called an item, line veto.
The Legislature
no.
Separation of powers
Vetoing a bill, power given to the president
Vetoing a bill, power given to the president
line-item veto