ensilePronunciation: /ɛnˈsʌɪl/Definition of ensile verb [with object] put (grass or another crop) into a silo or silage clamp in order to preserve it as silage: the grass was ensiled with sugar beet plus an inoculantOrigin: late 19th century: from French ensiler, from Spanish ensilar, from en- 'in' + silo 'silo'ensile in other Oxford dictionaries Definition of ensile in the US English dictionary