Infradito literally translates to "flip-flops". It's a fun and specific word that paints a vivid picture of a relaxed, summer vibe, which is central to the song's theme.
In the lyrics, the singer describes walking "con la camicia e l'infradito" (with a shirt and flip-flops) towards the end of the world, heading to his usual spot, the "solito lido" (usual beach resort). This imagery perfectly captures the song's blend of melancholic reflection and a desire for simple, carefree summer moments, despite life's challenges.
Il Solito Lido is a summer song about a summer that never quite arrived.
The singer is having a terrible day, and then admits it is not really the day. It is the whole stretch of time. He has stopped singing in the shower. He has stopped daydreaming about London while the rain comes down. Someone took his umbrella and the sand out of his hourglass, and he is only now deciding to fill it back up himself.
What follows is not a comeback. It is a shrug. Tired and a little bitter, he walks slowly toward the end of the world in a shirt and flip flops, and tells you where to look for him if he goes quiet: the usual beach club, with fried food and a beer on tap. He was promised a summer. He will settle for a mint ice lolly and the chance to catch his breath.
The humour is in how small the ambitions get. He wants to feel like an emperor while drinking a Corona, and to float face down in the pool pretending to be dead. And if you happen to miss him, well, you could have thought about that earlier.
For learners, the song is a warm way into everyday Italian complaining: che giorno di merda, sono fuori forma, malgrado tutto. It also carries the vocabulary of an Italian summer, from il lido and la fritturina to birra alla spina and l'infradito.