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Used on D-Day to differentiate allied troops from axis ones. Seen in "Saving Private Ryan"

This code can also be used during night time games or sneaking out as a means of clandestine communication without being detected between two or more people.
Jim: Lightning?
Bob: (sneaking around during a game of ctf) Thunder!...jeez u scared the s*** out of me.
Jim: I was about to tag you too you took forever to reply "lightning...thunder".
by kafrattta May 14, 2009
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Apr 21 Word of the Day
I've been jabbed
by Francesco II March 20, 2021
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