I was struck by lightning. (I fell for you instantly.)
o a-VU-to il COL-po di FUL-mi-ne — stress on 'vu-', 'col-', 'ful-'. 'Fulmine' is three syllables: FUL-mi-ne.
Confessing instant, overwhelming attraction — the 'thunderbolt' of love at first sight. Said with wonder and sincerity.
'Ho avuto' = I had/experienced. 'Il colpo di fulmine' = the thunderbolt — the quintessential Italian expression for love at first sight. 'Fulmine' = lightning. The metaphor captures the sudden, electric, overwhelming nature of instant attraction.
Mi sono innamorato/a a prima vista.
I fell in love at first sight.
More explicit — states the feeling directly as love
È stato come un colpo al cuore.
It was like a blow to the heart.
Physical metaphor — the heart was struck
Non mi aspettavo di sentirmi così al primo incontro.
I didn't expect to feel like this at the first meeting.
More vulnerable — the surprise makes the feeling more authentic
The 'colpo di fulmine' is one of the most beloved concepts in Italian romantic culture. It appears in Dante, in Verdi's opera Rigoletto, in countless Italian films. It is not a cliché — it is a cultural reference that signals you are in the grip of something real, powerful, and distinctly Italian.