have a go

US /hæv ə ɡoʊ/
UK /hæv ə ɡoʊ/
"have a go" picture
1.

to try to do something

:
I'm not sure if I can fix it, but I'll have a go.
Why don't you have a go at painting?
2.

to criticize or attack someone

:
The politician always has a go at his opponents during debates.
Don't have a go at me, it wasn't my fault!