Yes, it is possible to delete a chat conversation on Snapchat. To do so, a user will need to navigate to the chat section of the app. They should locate the conversation they wish to delete, then press and hold on the conversation until a menu appears. From this menu, the user can select the option to delete the conversation. It is important to note that deleting a chat on Snapchat will remove it from the user's device, but it may still be visible to the other person involved in the chat. Additionally, Snapchat does not offer an option for permanently deleting chat messages that have been sent or received; users can only delete the entire conversation. For more detailed instructions and any updates, a user may want to refer to the official Snapchat support page on their website.