"Jugular" refers to the large vein in the neck called the jugular vein. The word is often used in a figurative sense to mean a vital or critical area or point, similar to how the jugular vein is important for blood flow. Full definition
The authors may opt for partial payment of back royalties with clear release of all rights, rather than going for jugular. (nocturnal-lives.com)
An endoscopic basket or horsehair brush can be advanced via the right jugular vein under fluoroscopy. (forpetssakeveterinarycenter.com)
And fellow filmic traveller Emraan Hashmi — who recently starred for Oscar - winner Danis Tanović in the interestingly - looking pharmaceutical expose Tigers — goes for the mainstream jugular in India with Mr X. (theguardian.com)