D defs.my
Entry 2 senses Webster, 1913

Stupid

/sto͞op'-əd/ · Stu·pid · IPA /ˈst(j)u.pɪd/
01 a. Very dull; insensible; senseless; wanting in understanding; heavy; sluggish; in a state of stupor; -- said of persons.
  1. 1.
    Very dull; insensible; senseless; wanting in understanding; heavy; sluggish; in a state of stupor; -- said of persons.
    “O that men . . . should be so stupid grown . . . As to forsake the living God!” Milton.
    “With wild surprise, A moment stupid, motionless he stood.” Thomson.
  2. 2.
    Resulting from, or evincing, stupidity; formed without skill or genius; dull; heavy; -- said of things.
    “Observe what loads of stupid rhymes Oppress us in corrupted times.” Swift.