noun. type genus of the Muridae: common house mice; the tips of the upper incisors have a square notch.
- mammal genus
- family Muridae
- house mouse
- genus Mus
- Mus musculus
Example sentences of the word mus
1. Verb, non-3rd person singular present
You mus pay for your credit score, which is a number from 300 to 850 that lenders use to rate your creditworthiness.
Cleaning toilet is not on the top of the list of most enjoyable things to do, however it mus be done from time to time.