When a person is mentally incapable of functioning whilst having any sort of mobile device in front of them. Typically characterized by open, slack jaw, glassy eyes and a zombie-like sway or teeter.
"Ashley! Ashley! I've been talking to you for well over minute and you've gone all phone dumb".
Someone who is being very stupid in the moment and can’t live.
A dumb a** name is common used by DRUNK parents or DUMB parents!
I gave my child a dumb a** name and now they get bullied.
Something you say when someone is up to bat , to get them hyped up
Also used to greet someone
Eamon : dumb crowwww
Nick: *gets hyped*
Nick: *hits a dinger*
When a highschooler degrades a middle schooler or anyone younger then them by only a year even if they are smarter and more mature than them and all the highschooler says is bs. Or when a guy is being really stupid. You would call this highschooler a dumb dingo or and ignorant freshman.
Example1:
Katie: he just sent her a 136 texts in 30 minutes! What a dumb dingo!
Example 2:
Lucas: you're too young to understand, you're just silly 8th graders.
Bella: that's all bs you dumb dingo!
When one is simply as dumb as a plum.
“Yall invited me so I’m just being plum dumb.”
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The upmost form of being a low IQ dickhead.
Example in a sentence: Donald Trump is a dumb dickhead.