deallocate in English dictionary deallocate Meanings and definitions of "deallocate" to remove from the set of resources put aside for (allocated to) a particular user or purpose. verb (transitive) To remove from the set of resources put aside for (allocated to) a particular user or purpose. To free previously allocated memory. more Grammar and declension of deallocate deallocate ( third-person singular simple present deallocates, present participle deallocating, simple past and past participle deallocated) deallocate (third-person singular simple present deallocates, present participle deallocating, simple past and past participle deallocated) more Sample sentences with "deallocate" Declension Stem Try again Available translations Arabic Chinese Croatian Czech Danish Dutch Esperanto Finnish French German Greek Hebrew Hungarian Italian Japanese Korean Norwegian Persian Polish Portuguese Russian Slovenian Spanish Swedish Turkish Authors