not see straight
Definition from Wiktionary, the free dictionary
- Used other than as an idiom: see not, see, straight.
- (figuratively, colloquial) To be unable to think clearly.
- I was so tired I was not able to see straight.
- I am so angry that I can't see straight.
- Usually with contracted forms of not, but also with other negatives, such as never, no one, unable.