Definition from Wiktionary, the free dictionary
no problem (not comparable)
- easy; not difficult, not posing problems
- Finding this house should be no problem if we use a good map.
- certainly (said when granting a request)
- Porter, can you help me with my bags? — No problem, sir.
- no thanks (or apology) is necessary (said in response to an expression of gratitude or regret)
- Thank you. — No problem.
- I'm sorry. — No problem.
- (certainly): certainly, of course, yes
- (no thanks (or apology) is necessary): don't mention it, it's nothing, it was nothing, not at all, no prob, no problemo, no probs, no worries, you're welcome, it's all right, that's OK
it does not pose a problem
no thanks or apology is necessary