fui
fui is a Latin form of sum, meaning “be, exist; (as auxiliary) is, are, was”. It is the 1st person singular perfect active indicative.
Found 329 times in the Latin texts on Socratos.
Where it is used
Cicero, Pro S. Roscio Amerino 94: dices: quid postea, si Romae adsiduus fui? respondebo: at ego omnino non fui. — fateor me sectorem esse, verum et alii multi. — at ego, ut tute arguis, …
Terence, Eunuchus 5.2.846: Fui fugitando ne quis me cognosceret.
Plautus, Bacchides 4.10.1079: scio, fúi ego illa aetate ét feci illa omnía, sed more modésto;
All forms of sum (conjugation 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.