Can't think straight American spoken language phrase
To be unable to think clearly due to overwhelming emotions or exhaustion
I can't think straight when the kids keep crying and yelling
Recently, Richard's work is so stressful that he can't think straight.
I've been working for 10 hours so I can't really think straight right now. I just want to collapse onto the bed
Leslie can't think straight after finishing all those deadlines.
be confused about what to do
Used to refer to the state of total bewilderment and disorganization.
Having reached a point where you are exhausted, confused, anxious, or irritated and don't know what to do.
While it's unknown about its origin, the phrase itself is rather self explanatory. It means that your line of thought or reasoning is tangled and it makes you unable to comprehend things easily. This phrase is often used to express one's state of mind when being overwhelmed by their emotions or when they are so exhausted that they can't think rationally