upper
1. up.per \'*p-*r\ aj 1: higher in physical position, rank, or order 2:
constituting the branch of a bicameral legislature that is usu. smaller
and more restricted in membership and possesses greater traditional
prestige than the lower house 3a: constituting a stratum relatively near
the earth's surface cap 3b: being a later epoch or series of the period
or series named {Uppe r Carboniferous} 4: EARLIER 5: NORTHERN
2. upper n : one that is upper : as : the parts of a shoe or boot above
the sole : an upper tooth or denture : an upper berth