zambuk
A first-aider, especially one from St. John Ambulance attending at a sports event.
informal
“C’mon ‘Zambuk,’ what’s keeping yer!” the old-time football crowds would yell when one over-eager barracker k.o.’d an opposition supporter. Spencer Middlemiss sat back in a chair at his Mascot home last week, and, surrounded by a pile of certificates, photographs and cuttings, proudly confessed that he was one of the original “Zambuks.”
Where it comes from
From Zam-Buk, a type of healing ointment originally manufactured in England, United Kingdom; further origin uncertain.
Adapted from the Wiktionary entry zambuk (CC BY-SA 4.0).