singly /ˈsɪŋ.ɡli/ adverb5 •In a single or unaccompanied manner; without a companion.Singly, they are every one a representation or appearance of some quality, or other accident of a body without us, which is commonly called an object. — 1651 •Without partners, companions, or associates; single-handed. •Individually; particularly; severally.Ursula saw that now Bella Watson's chance meetings with him had to be strategically and singly planned by Bella, whose wifely attentions to the bereaved man were markedly meaning. — 1907 •Honestly; sincerely; simply. •(no longer used) Singularly; peculiarly.