1
OK
adverb
Britannica Dictionary definition of OK
informal
1
a
—
used to ask for or express agreement, approval, or understanding
-
“I'm going to stay here, OK?” “Yes, that's fine.”
-
“Let's eat out tonight.” “OK. Where do you want to go?”
-
“Can we rent a video tonight?” “OK.”
-
“I'll be there in a minute, okay?”
b
—
used for emphasis at the beginning of a statement
-
Okay everybody, it's time to go now.
-
“Hurry up!” “Okay, okay, I'm almost ready.”
-
OK, so I was wrong. I'm sorry.
2
:
fairly well
:
well enough
2
OK
adjective
or
okay
/oʊˈkeɪ/
or
okay
/oʊˈkeɪ/
Britannica Dictionary definition of OK
informal
1
:
fairly good
:
not very good or very bad
2
:
acceptable or agreeable
-
Is it OK if I take tomorrow off?
-
Is she OK with the schedule change?
-
It's okay by me if you want to stay longer.
-
Is my dress OK?
-
It may be OK to do that sort of thing at home, but it isn't OK here.
3
not used before a noun
a
:
not ill, hurt, unhappy, etc.
b
:
not marked by problems, danger, etc.
-
Don't worry. Everything will be OK. [=all right]
-
“I'm so sorry that I'm late.” “It's/That's OK. We still have plenty of time.”
-
“Are you OK for money?” “Yes, I have enough.”
4
:
likable, good, or honest
3
OK
verb
or
okay
/oʊˈkeɪ/
OK's
or
okays;
OK'd
or
okayed;
OK'ing
or
okaying
or
okay
/oʊˈkeɪ/
OK's
or
okays;
OK'd
or
okayed;
OK'ing
or
okaying
Britannica Dictionary definition of OK
[+ object]
informal
:
to approve (something)
:
to say or decide that (something) will be allowed
4
OK
noun
or
okay
/oʊˈkeɪ/
or
okay
/oʊˈkeɪ/
Britannica Dictionary definition of OK
[singular]
informal
5
OK
abbreviation
Britannica Dictionary definition of OK