[muhst] 
| 1. | to be obliged or bound to by an imperative requirement: I must keep my word. |
| 2. | to be under the necessity to; need to: Animals must eat to live. |
| 3. | to be required or compelled to, as by the use or threat of force: You must obey the law. |
| 4. | to be compelled to in order to fulfill some need or achieve an aim: We must hurry if we're to arrive on time. |
| 5. | to be forced to, as by convention or the requirements of honesty: I must say, that is a lovely hat. |
| 6. | to be or feel urged to; ought to: I must buy that book. |
| 7. | to be reasonably expected to; is bound to: It must have stopped raining by now. She must be at least 60. |
| 8. | to be inevitably certain to; be compelled by nature: Everyone must die. |
| 9. | to be obliged; be compelled: Do I have to go? I must, I suppose. |
| 10. | Archaic. (sometimes used with ellipsis of go, get, or some similar verb readily understood from the context): We must away. |
| 11. | necessary; vital: A raincoat is must clothing in this area. |
| 12. | something necessary, vital, or required: This law is a must. |
| musth also must (mŭst) Pronunciation Key
An annual period of heightened aggressiveness and sexual activity in male elephants. |
