hem and haw
Pronunciation:
verb
Definitions
To discuss, deliberate, or contemplate rather than taking action or making up one's mind.
Example: If you hem and haw long enough, someone else will do it first.
To mumble and procrastinate in one's speech, especially with a reply to a hard question or with voicing a decision on a topical matter; to evade a question, giving vague answers; to equivocate or temporize.