Green’s Dictionary of Slang

heck v.

also backform. hector n. (1)

mid-17C to extort money via what would become the Murphy (Game), the n. (1)

‘Peter Aretine’ Strange and True Newes 4: Ordered that no Hectors but our own be made use of in Hecking and Trappanning of mony or Bondsfor the discharge of such as are catch napping (napping underpretence of being their wives).