(n.) A verbal noun ending in -e, preceded by to and usually denoting purpose or end; -- called also the dative infinitive; as, "Ic haebbe mete to etanne" (I have meat to eat.) In Modern English the name has been applied to verbal or participal nouns in -ing denoting a transitive action; e. g., by throwing a stone.
Meaning of GERUND in English
Webster's English dictionary. Английский словарь Webster. 2012