6. A crazy or crack-brained person. [Obs.]

I . . . can not get the Parliament to listen to me, who look upon me as a crack and a projector.

Addison.

7. A boast; boasting. [Obs.] "Crack and brags." Burton. "Vainglorius cracks." Spenser.

The Gutenberg Webster's Unabridged Dictionary: Section C · 第 2259 / 2681 题