Rotunda

[Sarah]

A round building; especially, one that is round both on theoutside and inside, like the Pantheon at Rome. Less properly, butvery commonly, used for a large round room; as, the rotunda of theCapitol at Washington.

[Sarah]

a big white ass that older women have

[Sarah]

n. A [penis], the male reproductive organ. An exotic variation, the r should be rolled.

[Sommer]

a building, or part of one, that is round in shape, and often has a dome (= rounded roof) on top