Some one who comes along and knocks u for six. making u come over all faint and goosepimpley for a split second.
A Soulboulder is when someone makes you feel odd for a split second.
example one "when someone walks over your grave" you feel goose pimply
example two " your stationary but you feel like your tilting away from your body
example three " someone awesome takes hold off you like its sureal then a second later it dawns on you its real.