(as) thick as two short planks

US /əz θɪk əz tuː ʃɔrt plæŋks/
UK /əz θɪk əz tuː ʃɔrt plæŋks/
"(as) thick as two short planks" picture
1.

más tonto que un zapato, muy estúpido

very stupid

:
He's (as) thick as two short planks, he never understands anything.
Es más tonto que un zapato, nunca entiende nada.
You'd have to be as thick as two short planks to believe that story.
Tendrías que ser más tonto que un zapato para creer esa historia.