Noncommittal (adjective)

1. Not committing or expressing a definite opinion or decision.
2. Not making a commitment to a particular course of action.

Origin:

The word "noncommittal" comes from the combination of "non" meaning "not" and "committal" meaning "bound to do something or to make a commitment" . it was first used in english in the early 20th century.

Examples:

1. The politician was noncommittal when asked about her stance on the controversial issue.
2. He was noncommittal about the job offer, saying he needed more time to think about it.
3. The company was noncommittal about the rumors of a merger.
4. She was noncommittal about her feelings, refusing to give a straight answer.
5. He was asked if he would vote for the bill and he gave a noncommittal answer.