The act of impelling or driving onward, or the state of being impelled; the sudden or momentary agency of a body in motion on another body; also, the impelling force, or impulse.

The quality of being impulsive.

plural of impulsion

Without prior consideration; spontaneously, impulsively

plural of impulsiveness

plural of impulsivity

plural of impulse buy

plural of impulse purchase

Speech that concentrates on the speaker's thoughts and intentions, disregarding an interruption by the listener.

Something bought spontaneously, without planning or thought.