(third-person singular simple present spiflicates, present participle spiflicating, simple past and past participle spiflicated)
- To confound, silence or dumbfound - 1785 Francis Grose, Dictionary of the Vulgar Tongue
- (Provincial) To beat severely - 1847 James Halliwell, A Dictionary of Archaic and Provincial Words
- (slang) To stifle, suffocate, kill.
- 1837: So out with your whinger at once, and scrag Jane while I spiflicate Johnny - Richard Barham, The Ingoldsby Legends
- To ruin, destroy.
Apparently made up to resemble a word of Latin origin.