[uhp-er-mohst or, especially Brit., -muh
st] 
| 1. | highest in place, order, rank, power, etc.: the uppermost peaks of the mountain; the uppermost class of society. |
| 2. | topmost; predominant: a subject of uppermost concern. |
| 3. | in or into the uppermost place, rank, or predominance: The blossoms grow uppermost on the stems of these flowers; the thoughts that came uppermost to her mind. |
| up·most (ŭp'mōst') adj. Uppermost. |