Definition of とんでもありません

とんでもありません

tondemoarimasen

expression
1.
unthinkable, unexpected, outrageous, offensive(considered incorrect; とんでもない(こと)です is preferable)
2.
absolutely not!, not at all!, far from it!, impossible!, preposterous!, what a thing to say!, no way!(colloquialism)
3.
don't mention it, you're welcome
Other readings:
とんでもございません