Dictionary.com
Thesaurus.com

triffid

British  
/ ˈtrɪfɪd /

noun

  1. any of a species of fictional plants that supposedly grew to a gigantic size, were capable of moving about, and could kill humans

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of triffid

from the science fiction novel The Day of the Triffids (1951) by John Wyndham

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

It's a triffid: an enormous sort of brick triffid that takes over the English countryside.

From The Guardian • Apr. 2, 2010