Definitions for: Self-assertion

[n] the act of asserting yourself in an aggressive manner
[n] the act of putting forth your own opinions in a boastful or inconsiderate manner that implies you feel superior to others

Webster (1913) Definition: Self`-as*ser"tion, n.
The act of asserting one's self, or one's own rights or
claims; the quality of being self-asserting.

See Also: aggression, boast, boasting, jactitation, self-praise