Idiom: to raise (one's) voice
Wife: "Why are you coming home so late from work? You said you would be home at 8!"
Husband (in a loud angry voice): "I hit traffic! Ok? Just calm down."
Wife: "You don't have to raise your voice. I'm just asking because I was getting worried about you."
Husband: "I'm sorry. I didn't mean to yell at you. I just had a really stressful day at work."
Sara: My mom is so nice to me. I really appreciate her a lot.
Kathy: I know! Your mom is such a sweetheart. You're very lucky.
Sara: Even whe she gets mad or upset, she never raises her voice at me.
Meaning: to raise one's voice means to talk in a loud manner, usually due to anger or frustration. When people get into a fight or an argument, very often someone will raise their voice. This expression can be found in the LSI textbook titled "Reading Savvy." This book is used to teach level 5 Reading/Vocabulary classes. For more information please visit www.languagesystems.com