took the words right out of my mouth

(You) took the words right out of my mouth.

Inf. Fig. You said exactly what I meant to say before I had a chance to say it, and, therefore, I agree with you very much. Bill: I think she's old enough to know better. Tom: You took the words right out of my mouth. Mary: This movie is going to put me to sleep. Jane (yawning): You took the words right out of my mouth.
See also: mouth, of, out, right, took, word