speak up

speak up idiom
  1. Also, speak out. Talk loudly, so as to be heard, as in Speak up, child, I can't hear you, or He should speak out so that those in back can hear him. The first term dates from the early 1700s, the variant from the early 1500s.
  2. Also, speak up for. Express one's opinion or one's support for someone or something. For example, When it comes to speaking up about the town's needs, you can rely on Mary, or I'm glad you spoke up for me in that meeting. [c. 1700]

The American Heritage® Dictionary of Idioms by Christine Ammer. Copyright © 2003, 1997 by The Christine Ammer 1992 Trust. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

Comments
Improve this definition.
Do you have more to add? Share your linguistic knowledge or observation.
/Register to save your comments.