Kilig is a Filipino word that defies an accurate English translation. I usually use the word ‘giddy’ when I translate it, but it doesn’t quite capture the exact feeling of it.
Thanks to the now-famous Kurt-Blaine scene at the latest episode of Glee (I hope I didn’t spoil anyone with this), I now have something that will accurately describe what kilig is. Kilig refers to the reaction of the TV viewing audience in this video:
credits: kylesimstube at YouTube
The girl on the left side of the screen depicts it quite accurately with the way she bites and maims the pillow while watching.