Noun
herd instinct (plural herd instincts)
(sociology) herding instinct.
And he responds first to the idea "that the Moral Law is simply our herd instinct" and second to the idea "that the Moral Law is simply a social convention". Source: Internet
The Economist reported a recent conference in Rome on the subject of the simulation of adaptive human behavior. citation It shared mechanisms to increase impulse buying and get people "to buy more by playing on the herd instinct." Source: Internet