(typography) The edge of the paper, typically left blank when printing but sometimes used for annotations etc. / The edge or border of any flat surface.

(transitive) To add a margin to. / (transitive) To enter (notes etc.) into the margin. / (transitive, finance) To trade (securities etc.) on margin (collateral).

Something or somebody that is marginal. / (politics) A constituency won with a small margin.

Written in the margin of a book. / (geography) Sharing a border; geographically adjacent.

(finance, of securities) Capable of being traded on margin.

Subject to marginalization.

simple past tense and past participle of marginalize

plural of margin

The state of being marginal

In a marginal manner, or to a marginal extent; barely sufficiently; slightly. / In the margin of a book.