thickheads
Dense-minded people
Thickheads are stupid people—those slow to understand or learn.
The insult suggests a skull so thick that ideas can't penetrate: Those thickheads in accounting rejected the proposal again.
Thickhead is also the common name for a family of songbirds native to Australia and New Guinea, characterized by their large, rounded heads.
Foolish, unintelligent people
- doltsSlow-witted people
- duncesSlow-witted people
- numbskullsStupid or foolish people
- knuckleheadsFoolish or silly people
lunkheads · dunderheads · nincompoops · nitwits · simpletons · muttonheads · boobies · halfwits
Closely packed together
- obtuseLacking mental sharpness
- slow-wittedLacking mental quickness
- dimLow in light
- dullLacking edge or interest
simple · unintelligent · bovine · stolid · uncomprehending · imperceptive · dopey · thick-skulled
Stubbornly refusing to yield
- bullheadedStubbornly refusing to yield
- hardheadedStubbornly unyielding or practical
- mulishStubbornly refusing to yield
- obstinateFirmly refusing to yield
headstrong · unbending · inflexible · unyielding · dogged · obdurate · intransigent · uncompromising
dimwits
Foolish, unintelligent people
- doltsSlow-witted people
- duncesSlow-witted people
- numbskullsStupid or foolish people
knuckleheads · lunkheads · dunderheads · nincompoops · nitwits · simpletons · muttonheads · boobies · halfwits · dullards
dense
Closely packed together
- obtuseLacking mental sharpness
- slow-wittedLacking mental quickness
- dimLow in light
dull · simple · unintelligent · bovine · stolid · uncomprehending · imperceptive · dopey · thick-skulled · wooden-headed
pigheaded
Stubbornly refusing to yield
- bullheadedStubbornly refusing to yield
- hardheadedStubbornly unyielding or practical
- mulishStubbornly refusing to yield
obstinate · headstrong · unbending · inflexible · unyielding · dogged · obdurate · intransigent · uncompromising · willful
whistlers
Those producing lip-blown tones
- songbirdsPerching birds with musical calls
- AustralianFrom the southern continent
- goldenBright yellow, or precious
thickheadsgeniuses
Exceptionally gifted intellects
intellectuals · brainiacs · eggheads · sharp minds · whiz kids