What is the meaning of Optime?

A student who graduates with second class ("senior optime") or third class ("junior optime") honours in mathematics, or (loosely) in any other subject.

great, optimum

superlative degree of bon (“best”)

(superlative degree of bene) very well; excellently

thoroughly

most opportunely, just in time

vocative masculine singular of optimus

an eighth (one of eight equal parts of a whole)

inflection of optimar:

1. first/third-person singular present subjunctive
2. third-person singular imperative

first/third-person singular present subjunctive

third-person singular imperative

Source: wiktionary.org