cestui, cestuy (sestwi)

[OF., he, that one, ult. trust, the person who is entitled to the benefit of a trust, the beneficiary; cestui que use, the person who is entitled to a use (see use ); cestui que vie, the person for whose life any lands, tenements, or hereditaments may be held. Cestum (ses'tum), n. [NL., IMG:content-0093.jpg:[graphic][merged small] This, this that beauteous ceston is Of lovers' many-coloured bli . B. Jonson, Masque of Hymen.