margin

noun

• 1the edge or border of something:the eastern margin of the Indian Ocean
• the blank border on each side of the print on a page: the notations in the margin

• 2an amount by which something is won:they won by a convincing 17-point margin
• an amount of something included so as to be sure of success or safety:there was no margin for error
• the furthest limit of possibility, success, etc.:the lighting is brighter than before but is still at the margins of acceptability
• a profit margin: launching these new products helped increase margins and market share
• Finance a sum deposited with a broker to cover the risk of loss on a transaction or account.
• Australian/NZ an increment to a basic wage, paid for extra skill or responsibility.

verb (margins, margining, margined)

• 1provide with an edge or border:the plant’s leaves are margined with yellow

• 2deposit an amount of money with a broker as security for (an account or transaction): (as adjective margined)a margined transaction

• 3 archaic annotate or summarize (a text) in the margins: these he deals forth as the notable Matters, margined for better Notice