small-minded

Adjective

small-minded (comparative smaller-minded or more small-minded, superlative smallest-minded or most small-minded)

1. Selfish, petty; constrained in thought, limited in scope of consideration, not mindful of the big picture.
   • Dinwiddie was evidently actuated by the petty pique of a narrow and illiberal mind, impatient of contradiction, even when in error. . . . It may excite a grave smile at the present day to find Washington charged by this very small-minded man with looseness in his way of writing to him.1855–1859, Washington Irving, chapter 22, in The Life of George Washington, volume 1
   • [C]onsider the case of the solemn articles in praise of the men who own newspapers—men of the type of Cadbury or Harmsworth, men of the type of the small club of millionaires. . . . These few small-minded men publish papers to praise themselves.1907, Gilbert Keith Chesterton, “The Tyranny of Bad Journalism”, in Utopia of Usurers and other Essays