To utter words or articulate sounds with ordinary speech modulation; talk. To convey thoughts, opinions, or emotions orally. To express oneself. To be on speaking terms: They are no longer speaking. To deliver an address or lecture: The mayor spoke at the rally. To make a statement in writing: The biography speaks of great loneliness. To act as spokesperson: spoke for the entire staff. To convey a message by nonverbal means: Actions speak louder than words. To be expressive: spoke with her eyes. To be appealing: His poetry speaks to one's heart. To make a reservation or request. Often used with for: Is this dance spoken for? I spoke for the last slice of pizza. To produce a characteristic sound: The drums spoke. To give off a sound on firing. Used of guns or cannon. To make communicative sounds. To give an indication or a suggestion: His manners spoke of good upbringing. To articulate in a speaking voice: spoke words of wisdom. To converse in or be able to converse in (a language): speaks German. To express aloud; tell: speak the truth. To express in writing. Nautical To hail and communicate with (another vessel) at sea. To convey by nonverbal means: His eyes spoke volumes. speak out To talk freely and fearlessly, as about a public issue. speak up To speak loud enough to be audible. speak up To speak without fear or hesitation. so to speak In a manner of speaking: can't see the forest for the trees, so to speak.