UnscrambleTheWord.coblabbermouth
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Is blabbermouth a Scrabble word?
Word Games
- Scrabble US/Canada (OTCWL) Yes
- Scrabble UK (SOWPODS) Yes
- Wordle No
- Words With Friends Yes
Scrabble US/Canada (OTCWL) 
Wordle 
Words With Friends What is the meaning of blabbermouth?
Definition
noun (English)
1. (informal) A gossip.Examples: "If it weren't for that blabbermouth Sally, the principal would never have known we did it."Synonyms: carrytale, blab, blabbermouth, blabtale, blabtongue, busybody, buzzer, gossipinformal
2. (informal) A person who talks excessively.Synonyms: airbag, babblemouth, babbler, bag of wind, blab, blabberer, blatherer, blabbermouthinformal
3. (aviation) A kind of foam-dispensing nozzle used in firefighting at airports.Examples: "Two handlines are capable of 240 gpm and an undertruck "blabbermouth" nozzle can sweep the ground ahead at 240 gpm."; "The monitor is fitted with a blabbermouth (variable nozzle) to enable jet-spray patterns to be obtained at will."; "A manually operated monitor is provided complete with blabbermouth to deliver foam solution at a rate of 2(KX) lures a minute at 10-5 bar, to a maximum jet range of 46 metres […]"
Definition source: Wiktionary