Uberrima fides
Defined in 5 dictionaries — Ballentine's (1916), Black's (1910), Kinney (1893), Stimson (1881), Abbott (1879)
Ballentine's Law Dictionary
James A. Ballentine · 1916
The utmost good faith.
Black's Law Dictionary
Henry Campbell Black, M.A. · 1910
Lat The most abundant good faith; absolute and perfect candor or openness and honesty; the absence of any concealment or deception, however slight.
A Law Dictionary and Glossary
George C. Kinney · 1893
I The most abundant or abounding good faith. A phrase of the Roman law, used in the modern books.
Glossary of Technical Terms, Phrases, and Maxims of the Common Law
Frederic Jesup Stimson · 1881
/. The most perfect good faith; required between partners.
Dictionary of Terms and Phrases Used in American or English Jurisprudence
Benjamin Vaughan Abbott · 1879
The most abundant good faith. This phrase expresses the entire sincerity and good faith in which parties should act in negotiating contracts; and which is deemed peculiarly necessary, and is explicitly required, in particular classes of contracts, especially that of marine insurance.