N-COUNT (打扮过时的)呆子，迂腐之人，无聊乏味之人 If you say that someone is a dork, you think they dress badly in old-fashioned clothes and behave very awkwardly in social situations. (打扮过时的)呆子，迂腐之人，无聊乏味之人 [US, informal, disapproval]
...their unshakeable conviction that family holidays were strictly for dorks.