A Shadow Day is when a student comes to a new school and follows a student around to learn how the school functions. This also includes learning their new classes and teachers

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.

When you stay up for multiple days at a time on a drug bender and begin to hallucinate. You cannot remember the exact time that anything has happened and begin to see and hear the 'Shadow People'. This is most often caused by methamphedamine and crack cocaine abuse.