| no love lost | | | |
| no matter how thin you slice it, it's still baloney | | | |
| no more | | | |
| non-denial denial | | | |
| none of someone's business | | | |
| none other than | | | |
| none the wiser | | | |
| non-starter | | | |
| nook and cranny | | | |
| nook or cranny | | | |
| no pain, no gain | | | |
| no plan survives contact with the enemy | | | |
| no pressure | | | |
| no prize for guessing | | | |
| north forty | | | |
| north of | | | |
| no score | | | |
| no screaming hell | | | |
| nose | | | |
| nose about | | | |
| nose around | | | |
| nose count | | | |
| no sense no feeling | | | |
| nose out of joint | | | |
| nose-pick | | | |
| noseshot | | | |
| nose test | | | |
| nose to the grindstone | | | |
| nosey-parkerdom | | | |
| nosey-parkering | | | |
| no skin off one's back | | | |
| no skin off one's nose | | | |
| no skin off one's teeth | | | |
| no soap | | | |
| no sooner than | | | |
| no strings attached | | | |
| no-strings-attached | | | |
| not a chance | | | |
| not a minute too soon | | | |
| not a pretty sight | | | |
| not as black as one is painted | | | |
| not at all | | | |
| not be able to hit the broad side of a barn | | | |
| not be caught dead | | | |
| not by a jugful | | | |
| not by any means | | | |
| notch on one's bedpost | | | |
| not cricket | | | |
| not do someone any favors | | | |
| not do someone any favours | | | |
| not enough to hang a dog on | | | |
| not for the world | | | |
| not grow on trees | | | |
| not half bad | | | |
| not have a leg to stand on | | | |
| not have a prayer | | | |
| nothing doing | | | |
| nothing for it | | | |
| nothing if not | | | |
| nothing less than | | | |
| nothing more than | | | |
| nothing short of | | | |
| nothing to it | | | |
| nothing to write home about | | | |
| nothing ventured, nothing gained | | | |
| not hit a cow's arse with a banjo | | | |
| no time | | | |
| not in a million | | | |
| not in a million years | | | |
| not in Kansas anymore | | | |
| not in the least | | | |
| not in the slightest | | | |
| not invented here | | | |
| not just a pretty face | | | |
| not know what one is missing | | | |
| not leave one's thoughts | | | |
| not likely | | | |
| not long for this world | | | |
| not look a day over | | | |
| not much of anything | | | |
| not one's first rodeo | | | |
| not on your life | | | |
| not on your nelly | | | |
| not quite | | | |
| not see someone for dust | | | |
| not so fast | | | |
| not the end of the world | | | |
| not to brag | | | |
| not to mention | | | |
| not to put too fine a point on it | | | |
| not touch with a barge pole | | | |
| not touch with a ten-foot pole | | | |
| not want to do that | | | |
| not win for losing | | | |
| not worth a brass farthing | | | |
| not worth a Continental | | | |
| not worth a dime | | | |
| not worth a plug nickel | | | |
| not worth a whistle | | | |
| not worth hell room | | | |