a sudden and large decrease

1. noun. It is the sudden feeling of an inexplicable joy one gets when something romantic or idealistic occurs.

When kilig, one may experience the following:

*butterflies in one's stomach
*heart melting
*shivers down one's spine
*irrepressible noises from one's mouth
*uncontrollable smiling
*an inner conflict between hope of something wished for and reality

Kilig may also be defined as that mountain top, floating, on cloud nine, invincible, i-could-keep-smiling, heart aching goodness and feeling which overpowers the mind's ability to think straight, act straight, breathe properly and articulate thoughts into a single comprehensible sentence.

1. Inhaling a joint or spliff with one of your nostrils and exhaling with your mouth.
2. That thing Charlie Sheen did in his tweet video when he went officially crazy in 2011.

Snorting very large amounts of cocaine. Also, the former, in addition to failing at what you intended to do as a consequence, thus nosediving twice.

When a guy bends over into the doggy style position and tucks his penis between his legs so that it is sticking out the back, then the other partner comes in to give him a blowjob in this position resulting in his/her nose diving into his ass every time he/she goes down his shaft.

When you go down to sit on the toilet with your penis facing down, ready the piss and you undershoot the hole in the toilet seat and your penis plunges into the toilet seat.

When you go to kiss someone and accidentally headbutt them with your nose