Come along Definition 1 of 3Pro Tip 1/3Accepting Invitations Use 'come along' when you agree to join someone socially, emphasizing camaraderie. Sure, I'd love to come along to the movies! Pro Tip 2/3Inclusive suggestion 'Come along' is a friendly way to include someone in a group activity. We're all heading out for lunch; come along! Pro Tip 3/3Casual Plans Often used for spontaneous or informal plans rather than formal appointments. I'm walking my dog later, want to come along?