unpledged
/ʌnˈplɛɡd/Definitions
1. adjective
not committed or pledged to a particular person, course of action, or party, especially in politics
“The senator’s unpledged position on the bill made him a wild card in the vote.”
2. noun
a delegate at a political convention who has not pledged to support a particular candidate
“The unpledged delegates at the convention held significant power in determining the nominee.”