Idioms and Expressions for Romantics and Lovers

What does the phrase "love at first sight" refer to?

Having a strong emotional reaction to something beautiful.

The feeling of affection after getting to know someone.

Falling in love immediately upon meeting someone.

Expressing affection in a very sweet and affectionate way.

 What is the meaning of the expression "wear one's heart on one's sleeve"?

To have a medical condition related to the heart.

To be open and transparent about one's emotions and feelings.

To hide one's emotions and feelings from others.

If someone is "smitten," how do they feel?

They feel strongly attracted and infatuated.

 If someone is a "heartthrob," what are they?

Someone who has a crush on another person.

A person considered attractive and appealing.

What does the idiom "head over heels" mean?

What does the idiom "butterflies in the stomach" mean?