This meaning refers to communicating information, thoughts, or words verbally.
She says the meeting starts at nine.
He says he feels much better today.
This meaning describes what is written, printed, or displayed on a sign, document, or screen.
The sign says no parking.
The label says the product is organic.
This figurative meaning refers to evidence, appearance, or behavior communicating a conclusion without direct speech.
The data says demand is increasing.
His expression says he is worried.