A gallant man would defend his fiancée
for being called a "urethra."
The Big Bang Theory Season 8, Episode 7
...there is a gentleman caller
bringing flowers to your fiancée as we speak.
The Big Bang Theory Season 8, Episode 7
to spy on your fiancée.
The Big Bang Theory Season 12, Episode 12
When my fiancée found out that
I was offering a job to my ex-girlfriend,
The Big Bang Theory Season 10, Episode 22
For those at home, Leonard just found out his
fiancée makes way more money than he does.
The Big Bang Theory Season 8, Episode 20