a forceful forward rush or flow; "from the bow she stared at the mesmerising onrush of the sea where it split and foamed"; "the explosion interrupted the wild onrush of her thoughts"
a product of your creative thinking and work; "he had little respect for the inspirations of other artists"; "after years of work his brainchild was a tangible reality"
a sudden intuition as part of solving a problem
arousal of the mind to special unusual activity or creativity