OK

I

adj. (colloq.) OK to + inf. (it is OK to bring your lunch with you)

II

n. (colloq.)

approval

1) to give one's OK

2) to get the OK

3) the OK to + inf. (we got the OK to continue)

* * *

(colloq.) ['approval'] to give one's OK

to get the OK

(colloq.) OK to + inf. (it is OK to bring your lunch with you)

the OK to + inf. (we got the OK to continue)