rostris
rostris is a Latin form of rostrum, meaning “beak; ship's beak; (rostra) the speaker's platform in the Forum”. It is the ablative plural neuter noun.
Found 135 times in the Latin texts on Socratos.
Where it is used
Caesar, De Bello Civili 3.21: … e Caelium ab re publica removendum censuit. Hoc decreto eum consul senatu prohibuit et contionari conantem de rostris deduxit. Ille ignominia et dolore permotus palam se proficisci ad Caesarem simulavit; clam nuntiis ad Milonem …
Horace, Sermones 2.6.50: frigidus a Rostris manat per compita rumor:
All forms of rostrum (declension table)
Source: Socratos (socratos.org), a free reader for Ancient Greek and Latin. Grammar from the Perseus Treebank and Morpheus; dictionary entries from Lewis & Short, A Latin Dictionary (Perseus Digital Library, CC BY-SA). Counts are from the texts on Socratos.