Table of Contents POS
WORDNET DICTIONARY
THESAURUS

RELATED WORDS : columnist fifth fifth amendment fifth avenue fifth column fifth cranial nerve fifth crusade fifth lateran council fifth part fifth wheel gossip columnist newspaper columnist take the fifth take the fifth amendment

WORDNET DICTIONARY

Noun fifth columnist has 1 sense

• fifth columnist(n = noun.person) saboteur - a member of a clandestine subversive organization who tries to help a potential invader; Array
is a member of fifth column, trojan horse
is a kind of traitor, treasonist

THESAURUS

fifth columnist

Trojan horse, apostate, backslider, bolter, collaborationist, collaborator, convert, crypto, defector, deserter, fellow traveler, fifth column, fraternizer, mugwump, proselyte, quisling, recidivist, recreant, renegade, renegado, renegate, reversionist, runagate, saboteur, schismatic, seceder, secessionist, security risk, separatist, strikebreaker, subversive, tergiversant, tergiversator, traitor, turnabout, turncoat, turntail, underground

For further exploring for "fifth columnist" in Webster Dictionary Online