People who experience a delayed heyday in their 20s and/or 30s, when they finally have the factors (social and/or job status, money, body, looks, etc.) to get laid and gain attraction/popularity among the opposite sex. These people were typically categorized as nerds/geeks back in high school.

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.

a teenager of ages 16-18 who is still in the early phases of Puberty

a nice way of saying someone is mentally slow on learning new things.

referred to someone who develops a skill later than usual. usually referred to a player who signs a contract in his early twenties in association football.

When a girl hits puberty later than everyone else

A fart that is passed but does not smell right away. A surprise attack, a mystery.