silage /ˈsaɪlɪd͡ʒ/noun 1verb 1forms 4 noun1 •Fermented green forage fodder stored in an airtight silo or clamp.Compared to the corn silages, the sweetclover silages are much higher in digestible crude protein, but lower in total digestible nutrients. — 1939 verb1 •To ensile. formssilaged · silageing · silaging · silages