sans /sænz/preposition 1adjective 1 preposition1 •(literary, humorous) Without; lacking; especially with regard to something expected or with precedent.Bero[wne]. […] And to begin Wench, so God helpe me law, My loue to thee is sound, sance cracke or flaw. Rosa[line]. Sans, sans, I pray you. — 1595 adjective1 •Ellipsis of sans serif.