This is the 6097th most frequent Catalan word.
lindsay
The word "lindsay" does not exist in Catalan as a standard term; it is most likely a proper name.
Here, 'Lindsay' is used as a proper noun identifying a person's name.
Lindsay és una bona amiga de la meva germana.
Lindsay is a good friend of my sister.
In this sentence, 'Lindsay' acts as the subject of the conversation, denoting the person the speaker met.
Després de conèixer a Lindsay, vaig entendre el seu punt de vista.
After meeting Lindsay, I understood her point of view.
'Lindsay' here is used to indicate the recipient of the email the speaker wrote, functioning as the object of the sentence.