plural of Vandenburg

(transitive, idiomatic) To find (someone or something) by chance.

(physics) A quantity that measures an object or substance's resistance to being deformed elastically (i.e. non-permanently) when a stress is applied to it, defined as the ratio of stress to strain.

(telecommunications) A telephone service (or (by extension) one using email, SMS, or the Web) which offers help to those who call, as either a public emergency service or customer service.