- any of various spiders of the family Ctenizidae that construct a silk-lined hole in the ground closed by a hinged door of earth and silk
WordReference Random House Unabridged Dictionary of American English © 2026
trap′-door spi′der,
- any of several burrowing spiders, of the family Ctenizidae, that construct a tubular nest with a hinged lid.
- 1820–30
Collins Concise English Dictionary © HarperCollins Publishers::
trap-door spider n
'trap-door spider' also found in these entries (note: many are not synonyms or translations):