Cost Per Thousand impressions. The price paid by an advertiser for a content site displaying their banner a thousand times.

Cookies provide a means for a Web server to induce a client to store information about itself which can subsequently be called up by the Web server when required.
This might be information which the user has supplied about themselves, their preferences or their requirements via forms input.

An electronic, negative or stat ad that requires no manipulation to be reproduced.

The terms under which an advertiser can cancel a schedule that has already been purchased and scheduled to be broadcast or placed, including the required amount of time for advance notice and any applicable financial penalty or consequence to be applied for early termination of the schedule.

Advertising displays of various sizes posted in buses, subways and commuter trains.

Framed Posters on streetside of phone booth kiosks with visibility to vehicles and pedestrians.

The broadcasting stations that carry or clear a network or syndicated program and/or its commercials.
This list is usually accompanied by a coverage percentage indicating the percentage of the population in markets in which the program airs. B. Non-clearance refers to commercials that had been negotiated but could not be scheduled due to tight inventory.
In such cases, the station will often try to offer a solution (i.e., opening up dayparts, making good within flight -- which moves the commercials from one week to another, etc.).

(Web) The action of following a hyperlink within an advertisement or editorial content to another website or another page or frame within the website.

(see COB)

An abbreviation for cyan, magenta, yellow and black, the four process colours used for colour printing.