n. (pl. -os) 1 Metaphysics a conscious thinking subject. 2 Psychol. the part of the mind that reacts to reality and has a sense of individuality. 3 self-esteem. ego-ideal 1 Psychol. the part of the mind developed from the ego by an awareness of social standards. 2 (in general use) idealization of oneself. ego-trip colloq. activity etc. devoted entirely to one's own interests or feelings.
[ L, = I ]