be (as) thick as a shit

vulgar slang To be remarkably stupid, dimwitted, or obtuse. Primarily heard in UK. I smoked a lot of marijuana when I was in high school, so I was as thick as a shit by the time I finally graduated. Jen's new girlfriend is very nice, but she's thick as a shit.

Common Names:

Name	Pronounced	Usage
Suellen	soo-EL-ən	English
Wilfred	['wilfrid]
Bryce	[brais]
Briana	bree-AN-ə, bree-AHN-ə, brie-AN-ə	English
Hektor	-	Greek Mythology
Lois	['ləuis]