extendex·tend /ɪkˈstend/ verb1[transitiveT] to increase the period of time for which an agreement, contract etc is effectiveThe company decided not to extend his employment contract.
The lease has been extended to five years.
2[transitiveT] to make something bigger or increase its rangeConservationists have successfully blocked a plan to extend the golf course through the woods.
If the program is successful it will be extended to cover the whole country.
3extend credit to somebody to make credit available to someoneThis was the first time that banks had extended credit to a Mexican government agency.