milibus
milibus is a Latin form of mille, meaning “a thousand; (pl. milia) thousands; mille passuum: a mile”. It is the ablative plural neuter numeral or numeral or dative plural masculine numeral.
Found 424 times in the Latin texts on Socratos.
Where it is used
Caesar, De Bello Gallico 1.15.3: Ita dies circiter XV iter fecerunt uti inter novissimum hostium agmen et nostrum primum non amplius quinis aut senis milibus passuum interesset.
Martial, Epigrammata 10.41.6: Milibus, ut nimium munera parca dares,
All forms of mille (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.