In secrecy; not openly:
— Met secretly to discuss the invasion plans.
— The children secretly went to the movies when they were supposed to be at the library.
Not openly; inwardly.
Moby betekeniswoordenboek: behind closed doors, behind the curtain, behind the scenes, behind the veil, by stealth, confidentially, covertly, furtively, hugger-mugger, in a corner, in a whisper, in camera, in darkness, in hidlings, in secret, in the background, in the dark, mysteriously, nobody the wiser, on the quiet ... meer laten zien.
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