overtop /ˌəʊvə(ɹ)ˈtɒp/verb 2adverb 1noun 1forms 4 verb2 •To be higher than; to rise over the top of.There was a single birch tree that overtopped the other trees on the island, and was now picked out against the moon-drenched sky. — 1955 •To place too many toppings on. adverb1 •(US, Canada) Over the top.Paul put the skull back in its proper place, put back the coffin lid, and kicked dirt and rocks overtop. — 2013 noun1 •A garment designed to be worn over the top portion of other clothes, such as an overshirt, vest, or overtunic.Featured is the big plaid, streaked with white in a softly gathered skirt & an overtop of velveteen with a dacron polytester^([sic]) oliver bow blouse in white. — 1964 formsovertopped · overtopping · overtoppeth · overtops