› a small piece of paper, metal, or cloth that is attached to the edge of something: The metal tabs at one end are where the wires fasten.
› IT, INTERNET a small symbol on a website that gives you information about the different pages you can open on that website: Move between pages by clicking on the tabs at the top of the screen.
› (also tab stop) IT a fixed position on a line of text that you are writing on a computer, etc. that can be reached by pressing the tab key
› informal the amount of money that is charged for something: The committee will reimburse the state $70,000 of the $105,000 tab for a recent trade mission to Ireland. The tab to clean up the mess caused by the oil spill has already hit $9 million.pick up the tab (for sth) The state picks up the health care tab for many low-income clients.pay the tab (for sth) Pharmaceutical companies pay most of the tab for the trials.
› a record of what you have ordered or used but not yet paid for, especially in a bar or restaurant: put sth on the/your tab Just put it on the tab, please.on sb's tab I ordered drinks for everyone, even though this was all going on my tab. They were put up in hotels on the state's tab.