a. Having a thick skull; hence fig. slow or dull of apprehension; dense, dull-witted; = THICK-HEADED.

1

a. 1653.  G. Daniel, Idyll., v. 140. As the thick-Skull’d Turke … It baffles vs, with our owne Instrument.

2

1673.  Ess. Educ. Gentlewom., 32. Every thick-skull’d Fellow that babbles this out, thinks no Billingsgate Woman can Answer it.

3

1755.  Smollett, Quix., I. IV. xxi. (1803), II. 258. Is it possible that your worship can be so thick-skulled and brainless, as not to perceive the truth of what I alledge?

4

1821.  Scott, Lett. to Cunningham, 27 April. The common class of readers … are thick-skulled enough.

5

1860.  Emerson, Cond. Life, Fate, Wks. II. 317. Thick-skulled, small-brained, fishy … quadruped.

6

  So Thick-skull, a thick-skulled person.

7

1755.  Johnson, Dolt, a heavy stupid fellow; a blockhead; a thickscul; a loggerhead.

8

1838.  Jas. Grant, Sk. Lond., 223. Says I, ‘You lie, you stupid thickskull!’

9

1894.  Crockett, Raiders, 346. Such a thick-skull was I.

10