A/the new kid on the block Definition 1 of 2Pro Tip 1/3Informal Expression Used in casual conversation, not in formal writing or presentations. Don't worry about being the new kid on the block, everyone's friendly here. Pro Tip 2/3Feeling Out of Place Often implies temporary unease or a sense of being unfamiliar with the surroundings. I felt like a new kid on the block at the party, knowing no one. Pro Tip 3/3Not Just Kids Can refer to someone of any age who is new to a situation. Joining the board, he was clearly the new kid on the block.