Top definition
To lose an erection and thereby become flacid.
"Last night, I was about to finally bone my girlfriend. But then I dropped my sword, and she said the was no way." - Canadian guy from Family Guy

"Yo Tyro, I heard that Megadam dropped his sword in bed with yo mamma last night." - Random American/Irishman

"Drop your sword again, Adam, and we're through" - Katrina
by Angry Prawn September 07, 2009
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