ETYMOLOGY
from Grimgribber, an imaginary estate subject of a legal discussion in the play Conscious Lovers (1722) by Sir Richard Steele, British essayist and dramatist
EXAMPLE
“… Mankind in general are not sufficiently aware that words without meaning, or of equivocal meaning, are the everlasting engines of fraud and injustice; and that the grimgribber of Westminster Hall is a more fertile, and a much more formidable, source of imposture than the abracadabra of magicians. …”
From: Epea pteroenta, or, The diversions of Purley
By John Horne Tooke, 1786
Lexicophilia 