a sequence of events wherein each event sets a new, higher standard that will act as a precedent for all subsequent events.
-As far as I know, this phrase has never been coined or defined before.
Bob tells funny stories and does spontaneous imitations at work. each one is a little funnier than the one before. his co-worker's expectations track with his performance so that now he has to maintain the gradient of improvement every time he opens his mouth or, - and this is the key- they will respond as if it was less funny than it really is. He has trapped himself in a system of ascending precedents.
adj. To be so utterly immense that one traps just enough intelligence within one's massive bulk that he/she obstinately refuses to believe that he can ever be wrong. The individual in question will often sarcastically remark about the "astounding" nature of others' intellects so as to inflate his own ego. His mouth never stops moving, whether he is talking to attract attention or eating to increase his mass.