Without looking up anything: What does the word LASER stand for?!

Question: Without looking up anything: What does the word LASER stand for!?

Be honest!. Have a guess even!. It's OK if you don't know!. It doesn't mean you are dumb!. It just means you don't knowWww@Enter-QA@Com

Answers:

I have no Idea
Laser!.!.!.!.!.!. Light And S!.!.!.!. E!.!.!.!. Rod lolWww@Enter-QA@Com

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