UnscrambleTheWord.cokiller
Is it a Scrabble word? See definition, points, and words you can make.
Is killer 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 killer?
Definition
noun (English)
1. (figuratively) That which causes stress or is extremely difficult, especially that which may cause failure at a task.Examples: "That test was a killer."; "The final hill in the race course was a killer."countablefigurativelyuncountable
2. (figuratively) Something that is so far ahead of its competition that it effectively kills off that competition.Examples: "Digital streaming platforms are CD killers."countablefigurativelyuncountable
3. (figuratively) A remarkably impressive person or thing.Examples: "Picture perfect, you don't need no filter / Gorgeous, make 'em drop dead, you're a killer"countablefigurativelyuncountable
4. (sports, uncountable) A knockout form of darts or pool involving several players.uncountable
5. (philately) A particularly heavy type of handstamp, or portion of one, often obscuring a large part of the postage stamp.countableuncountable
adj (English)
1. (slang) Excellent, very good, cool.Examples: "killer feature"; "killer view"; "It all says that Elephant's Memory is a killer band."Synonyms: ace, admirable, awe-inspiring, awesome, bang on, bang-up, based, beneshipslang
Definition source: Wiktionary