1 That blabbermouth always gossips about other people's affairs.

2 I’m such a blabbermouth that I couldn’t keep the news from friends and coworkers.

3 The guy's a blabbermouth.

4 That blabbermouth that runs the cash register at the store?

5 EXAMPLE: My little sister is a blabbermouth who always ruins surprises by telling everyone what is going to happen, so no one in our family ever tells her about surprise parties.

6 If anyone has the top hat and wants to return it (no questions asked), please contact BLABBERMOUTH. NET.

7 But don't forget that no one pays attention to a blabbermouth .

8 Don't tell Dan, if you want to keep it a secret. The guy's a blabbermouth.

9 See if yu can keep your brother — who is a blabbermouth — to keep this still.