The President has a 'slender' [='narrow, slim'] lead in the polls. = The President leads by a 'slender' margin in the polls.
('formal') young people of 'slender' means [=young people who do not have much money]
an animal with a long, 'slender' snout
(..) greatest dodgers... "because they dodge their own very selves." Beautiful! Look at that golden hair and the slender legs! - She's all right. - All right? She's terrific! Superb! What else can you do, darling? - I can do a few things pretty well. - Such as what? (..)1974 The Gambler