One of the mysteries of the English language finally explained.
1A person who (habitually) shakes hands.
2US informal. A person who makes a show of being genial, especially one who attempts to curry favour with insincere flattery; a sycophant, a toady.
Mid 19th century; earliest use found in Harriet Martineau (1802–1876), writer and journalist. From hand + shaker, after to shake hands.
In this article we explore how to impress employers with a spot-on CV.