Uh-oh...

[ithacaartist]

Originally Posted by lugerholsterrepair

By Jove! Now there's a saying that ain't heard everyday by youngsters! Wasn't Jove a butler or was that Jeeves?

I was thinking it might be Mr. Camphor's butler, from Freddy the Pig, but no, his name was "Bannister". Tally-ho!

"by Jove"

(dated, chiefly British) minced oath for by God, Jove referring to Jupiter.  
1623: William Shakespeare, Love's Labour's Lost, Act V, scene II.

By Jove, I always took three threes for nine.

1623: William Shakespeare, The Tragedy of Antony and Cleopatra, Act III, scene XIII.

Favours, by Jove that thunders! What art thou, fellow?

1916: P. G. Wodehouse, A Wodehouse Miscellany, Jeeves Takes Charge.

Well, I wasn't going to have any of that sort of thing, by Jove!

Synonyms

gadzooks, gaw, darn, dash