Without concealment of thought or feeling; without reserve; frankly, unreservedly.

In a sincere or honest manner; without guile or deceit; openly. Also: unaffectedly, artlessly; in a natural manner. Now somewhat rare.

Without duplicity or reserve; candidly, frankly; openly, honestly.

Without concealment, disguise, or reserve; avowedly, openly, plainly. Now frequently with ellipsis of to speak.

In an open-hearted manner.

In unhyphenated form heart to heart. Directly, as if from one person's heart to another's; without intermediary; openly, frankly, sincerely. In…

Without reserve; openly, frankly; uninhibitedly.

Honestly, frankly, without reserve.

Originally U.S. colloquial. In a straightforward or simple manner; without embellishment or affectation; seriously, without ‘hamming’. Cf. senses A…