A dumb ox American old-fashioned informal noun
Used to refer to someone, especially man who is big in size and stupid
Are you putting your faith in a dumb ox?
He is called a dumb ox by his classmates because of his inability to learn basic math.
Extremely stupid
Very stupid, or silly
Stupid or crazy
(n): a fool person,
(adj): stupid, foolish, silly
A stupid person or an idiot
The noun phrase appeared around the 1700s in digitalized printed sources.
To be in a difficult situation or get into trouble
We broke the vase. We are in deep water.