fat (1 a use app. peculiar to S., but ‘fat mist’ occurs in the 17th cent.)
1.
close, stuffy
1H4 II. iv. 1
“that fat room.”
2.
slow-witted, dull,
gross
LLL. III. i. 110
“a fat l'envoy,”
V. ii. 269,
Tw.N. V. i. 113
“fat and fulsome to mine
ear,”
Ham. I. v. 32.