foolish
fool|ish /f'uːlɪʃ/
1 [ADJ] oft it v-link ADJ to-inf
If someone's behaviour or action is foolish, it is not sensible and shows a lack of good judgment.
It would be foolish to raise hopes unnecessarily...
It is foolish to risk skin cancer.
● foolishly [ADV] usu ADV with v
He admitted that he had acted foolishly.
● foolishness [N-UNCOUNT]
They don't accept any foolishness when it comes to spending money.
2 [ADJ] usu v-link ADJ
If you look or feel foolish, you look or feel so silly or ridiculous that people are likely to laugh at you.
I didn't want him to look foolish and be laughed at.
= ridiculous
● foolishly [ADV] ADV after v
He saw me standing there, grinning foolishly at him.
1 [ADJ] oft it v-link ADJ to-inf
If someone's behaviour or action is foolish, it is not sensible and shows a lack of good judgment.
It would be foolish to raise hopes unnecessarily...
It is foolish to risk skin cancer.
● foolishly [ADV] usu ADV with v
He admitted that he had acted foolishly.
● foolishness [N-UNCOUNT]
They don't accept any foolishness when it comes to spending money.
2 [ADJ] usu v-link ADJ
If you look or feel foolish, you look or feel so silly or ridiculous that people are likely to laugh at you.
I didn't want him to look foolish and be laughed at.
= ridiculous
● foolishly [ADV] ADV after v
He saw me standing there, grinning foolishly at him.