Verb
Used other than figuratively or idiomatically: see speak, for. To provide an opinion only on one's own behalf.
I'm here speaking for myself, not for my company.
(idiomatic, imperative) Expressing disagreement with an opinion expressed by another.
That idea makes no sense at all. – Speak for yourself! I think it's a great idea.
To have obvious implications; to require no explanation.
His fantastic record as a manager speaks for itself.
His actions speak for themselves.