Meanings
infatuated (with), having a crush (on)
Schon in der Schule, ich war sieben Jahre alt Da war die Jule in mich total verknalltEven at school, when I was seven years old There was Jule who had a huge crush on me
Examples
GermanEnglish
Ich hab mich in dich verknallt.I'm smitten with you.
Damals war ich in ihn verknallt.I had a crush on him at the time.