What is the definition of L1?

Alright, folks, let's dive into the world of linguistics and get our hands (or rather, fingers) dirty with the word 'l1.' In a hilariously informative way, 'l1' is typically the first language a person learns, like the first bite of a juicy burger. It's the 'first' in our first language, and just like that, it sets the stage for all future linguistic adventures.

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Now, here's an edgy example sentence using 'l1' that'll make you think twice before you start teaching your pet dog a new language: "My little 'l1' son just started reciting the alphabet backwards in front of my cat, thinking it's a secret code to 'I love you.'" Talk about mixing languages and expectations!