darkly UK /ˈdɑːkli/US /ˈdɑɹkli/adverb 8adjective 1forms 4 adverb8 •With insufficient light for easy discernment or comprehension.I could make out his image darkly. •(figurative) In a manner which produces an inward conviction of future misfortune; ominously. •(figurative) In a morbid manner; morbidly, sinisterly.There was a laughing Devil in his sneer, / That raised emotions both of rage and fear; / And where his frown of hatred darkly fell, / Hope withering fled—and Mercy sighed farewell! — 1814 •With a dark appearance.And still when loudliest howls the storm, / And darkliest lowers his native sky, / The king's fierce soul is in that form, / The warrior's spirit threatens nigh! — 1846 •(figurative) In a manner which is difficult to understand, or which retards or prevents understanding; incomprehensibly.Strange friend, past, present, and to be, / Loved deeplier, darklier understood; / Behold I dream a dream of good / And mingle all the world with thee. — 1850 •(figurative) In a manner which tends to produce uncertainty or confusion; bewilderingly. •(figurative) In a manner which is not readily visible or noticeable; inconspicuously. •(figurative) In a manner which retards or prevents discernment; clandestinely.As for thee, false friend, subtle fox, unfaithful servant, this long time am I grown weary of thee slinking up and down my palace devising darkly things I know not: […] — 1922 adjective1 •(literary) Relating to darkness or obscurity.Earth's noblest sons are schooled in hut and cell, As purest gems in darkliest caverns dwell. — 1864 formsdarklier · more darkly · darkliest · most darkly