| Nail jelly to the hothouse wall [v.] | To achieve the impossible. Suggested by Biz and Dix. |   |
| Negatron [n.] | A person who sees the downside in every situation. (See, Negative Nancy). "OK Negatron, why don't you contribute something constructive for once." Suggested by kramtronix. |   |
| Net-net [n.] | The verbally communicated summary of a lengthy event. "Just give me the net-net of your conversation with the client." Suggested by Carey. |   |
| New guy gene [n.] | The polite and friendly attitude that most new employees show, at least until they learn what they can get away with. |   |
| News sandwich [n.] | A lunch break spent catching up with the latest online news instead of actually eating. Headlines = White collar crack. Suggested by Johnny S. |   |
| NIMBY [exp.] | Not In My BackYard. |   |
| Ninth inning [adj.] | A term borrowed from baseball which refers to the last minute. "That takeover bid was completely ninth inning." |   |
| No scraps hit the floor [exp.] | Competitors will always replace inefficient firms. |   |
| Nontreprenuer [n.] | An executive who demands growth from his team, but is afraid of taking risks. Suggested by Alan J. |   |
| Noodle [v.] | To think about an issue. "Let me noodle it over this week and I'll get back to you." Suggested by Kate. |   |
| North of [adj.] | More than. "Our latest sales figures were north of the 1 million dollar mark." Suggested by Don R. |   |
| Not my first rodeo [exp.] | Implies deep experience. The speaker wants you to acknowledge this, but likely still expects you to do all the work. Suggested by Dave B. |   |
| Not the long pole in my tent [adj.] | Something of relatively low importance. Suggested by David. |   |
| Nut-up [v.] | To gather one's courage. "Just nut-up and finish the presentation!" Suggested by Fifi. |   |