maghanap ng salita, tulad ng sparkle pony:
verb: to have a severe shrinkage in one's dong. Hence 'nega' as in negative, and 'dong' as in male genitalia. Quite opposite to that of megadong.
Dude, this pool is so freakin cold. It's giving me a mad case of negadong.
ayon kay doolichard ika-21 ng Pebrero, 2011