long jump /ˈlɒŋ ˌdʒʌmp/noun 1verb 1forms 3 noun1 •An athletics field event where competitors attempt to jump as far as possible, after taking a run-up; a jump such as one performed in such an event. verb1 •To perform a long jump; to compete in the long jump event.Then again, if it hadn't been for that unattractive yearbook picture, I wouldn't have realized how crazy I looked long jumping and thus I would not have improved my technique. — 2005 formslong jumped · long jumping · long jumps