variants
or okay
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
"How did you do at the interview?" "I think I did okay."
He's doing OK in math.
variants
or okay
informal
1
: fairly good : not very good or very bad
She's an OK [=fair] player.
He's okay [=he is not bad] at math, but he really likes history.
The movie was just OK.
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.
"Are you feeling OK? [=well]" "Yes, I'm fine."
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
He seems like an okay [=decent] guy.
variants
or okay
OK's or okays; OK'd or okayed; OK'ing or okaying
informal
: to approve (something) : to say or decide that (something) will be allowed
The boss needs to OK this before we place the order.
Who OK'd your request?
variants
or okay
informal
: approval or permission
We need her OK on this before we place the order.
The boss gave his okay.
Oklahoma
Cite this Entry
“OK.” Merriam-Webster.com Simple Definition, Merriam-Webster, https://www.merriam-webster.com/simple/OK. Accessed 19 Jun. 2026.
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