Trying to get the most out of situation by reducing the negatives outcomes to a minimum and increasing the positive outcomes to the maximum. Widely used in videogames jargon. Certain games have a specific set of rules available to the player and can be exploited in such manner.
The term "Minimax" is a mathematical concept applied in fields such as game theory, artificial intelligence, algorithmics, etc.

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.

To do something halfway, to leave unfinished.