1. a noun formed from a verb (such as the `-ing' form of an English verb when used as a noun);
The Collaborative International Dictionary of English v.0.48:
Gerund \Ger"und\, n. [L. gerundium, fr. gerere to bear, carry,
perform. See Gest a deed, Jest.] (Lat. Gram.)
1. A kind of verbal noun, having only the four oblique cases
of the singular number, and governing cases like a
2. In Modern English, the -ing form of a verb, when
functioning as a noun; as, running is good for the heart.
3. (AS. Gram.) A verbal noun ending in -e, preceded by to and
usually denoting purpose or end; -- called also the
dative infinitive; as, "Ic h[ae]bbe mete t[^o] etanne"
(I have meat to eat.).
WordNet (r) 3.0 (2006):
n 1: a noun formed from a verb (such as the `-ing' form of an
English verb when used as a noun)