gerund (n.) Look up gerund at
1510s, from Late Latin gerundium (also gerundivus modus), from Latin gerundum "to be carried out," gerundive of gerere "to bear, carry" (see gest). In Latin, a verbal noun used for all cases of the infinitive but the nominative; applied in English to verbal nouns in -ing. "So called because according to the old grammarians, the gerund prop[erly] expressed the doing or the necessity of doing something" [Century Dictionary]. Gerund-grinder "instructor in Latin grammar," also "pedant," is from 1710.