dumb as a lemon

Someone or something is very dumb by comparing them to a lemon.

Donald Trump has called Don Lemon the "dumbest man on television." He is dumb as a lemon!

by OnlySmiles March 17, 2024

Dumb Low

When you make a dumb mistake.

Domoohh: Yo, I brought all of the items for the picnic...
Aubrey (Drake): Where's the napkins and the cutlery?!
Domoohh: I forgot to bring them
Aubrey (Drake): Dom, that is dumb low..

by Domoohh December 16, 2025

Semi-dumb

Someone who is genuinely smart, but always acts like he has less IQ points than his pet rock

Peter: oh yeah, well if f(x) = 2x2 + 4x - 5; then a = 2, b = 4, c = -5.
Jeff: shit you smart
Peter: wait are bees real
Jeff: are you actually braindead
Marcus: nah hes just semi-dumb

by ff69 April 27, 2024

Dumb Dirty Biker

A Dirty Biker who went back in 2021 and got infected twice.

I recovered from Covid-19 from Sturgis 2020, but got a breakthrough case at Sturgis 2021 from another Dumb Dirty Biker.

by anonymous August 25, 2021

Dumb

if you see someone dumb they have a peanut brain

Yoo bro you so dumb!!

by シ︎𝚁𝚎𝚒𝚗𝚊𝙱𝚒𝚜𝚑シ︎ May 24, 2021

dumb bitch

A dumb luxemburgish rapper.

mls 118 is a dumb bitch!

by DeFern August 23, 2022

Dumb fucktard

A person who knows nothing but thinks they know everything therefore sounding like an idiot

Randy is such a dumb fucktard. He should learn to not talk so much!

by QweneT to u bitch March 12, 2023