"But Obama’s outrage makes him seem a little jejune." from Maureen Dowd's column in today's Times.
je·june [ji-joon] – adjective
1. without interest or significance; dull; insipid: a jejune novel.
2. juvenile; immature; childish: jejune behavior.
3. lacking knowledge or experience; uninformed: jejune attempts to design a house.
4. deficient or lacking in nutritive value: a jejune diet.
[Origin: from the Latin jéjūnus "fasting, hence hungry, hence scanty, meager, weak."]