a. [see -ISH.] Of the nature of a blockhead; stupid, obtuse. Hence Blockheadishness.
1823. Leeds Intelligencer, 4 Dec., 4/2. Still doomed to be pronounced stupid and blockheadish.
1833. Frasers Mag., VIII. 741. A dull, proud, prosy, blockheadish person.
1863. Carlyle, in Froude, Life, II. xxvi. 280. I feel myself to have become foul and blockheadish.
1656. Earl Monm., Advt. fr. Parnass., 405. By their supine blockheadishness.