perhaps UK /pəˈhæps/US /pɚˈhæps/adverb 2noun 1forms 1 adverb2 •possibly, used to say that something might or might not be truePerhaps John will come over for dinner.There was a perhaps credible witness. •(old-fashioned) By chance.[…] will live until he dies perhaps, and then lie down in clover. — 1850 noun1 •An uncertainty.I cannot conceive what atheism, or skepticism, or positivism could do for me now, with their negations, and endless and contradictory perhapses, and perhapses, and perhapses. — 1870 formsperhapses