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off the record

[awf-thuh-rek-erd, of-] / ˈɔf ðəˈrɛk ərd, ˈɒf- /
ADJECTIVE
confidential
Synonyms
WEAK
arcane backdoor classified hush-hush hushed in private inside not for publication not public on the Q.T. private privy secret unofficial
ADJECTIVE
not for the record
Synonyms
WEAK
confidential eyes-only for no other ears in confidence not for publication not to be quoted on the Q.T. sensitive unofficial within these four walls
ADVERB
not for the record
Synonyms
STRONGEST
confidentially privately
WEAK
between us eyes-only for no other ears in confidence not for publication not to be quoted on the Q.T. secretly unofficially within these four walls

From Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.