What is Fat Mouth?
1.
1. If you have a fat mouth, you talk too much, especially about things that should be secret.
2. Someone that's very talkative, especially when boastful.
3. One that informs, especially against another/others.
4. Someone who talks too loud and boastful;
That chick's a fat mouth! Don't tell her anything!
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Random Words:
1.
1. (noun) The time when one needs to shut the hell up ( this must be said by outbursting in the middle of someones sentence).
guy1: &qu..
