Definition of instants:
(n) :
A very short period of time; a moment.
(n) :
A single, usually precise, point in time.
(n) :
A beverage or food which has been pre-processed to reduce preparation time, especially instant coffee.
(adj) :
Occurring immediately; immediate; present.
(adj) :
Very quickly and easily prepared.
(adj) :
Lasting for a short moment; momentary; short-lived.