To stretch out in any direction, or in all directions; carry forward or continue in length or enlarge in area; expand or dilate: as, to extend roads, limits, or bounds; to extend the territories of a kingdom; to extend a metal plate by hammering.To place horizontally, at full length.To hold out or reach forth.To make more comprehensive; enlarge the scope of; give a wider range to: as, to extend the sphere of usefulness; to extend commerce; to extend a treatise or a definition.To continue; prolong: as, to extend the time of payment; to extend a leave of absence.To hold out as a grant or concession; communicate; bestow; impart: as, to extend mercy to an offender.To hold out in effort; put forth the strength or energy of: used reflexively.To take by seizure; become seized of; pass by seizin or right of possession.In law, to make a seizure of; fasten a process or grant upon, as lands under a writ of extent in satisfaction of a debt, or a writ of execution to levy and value.To magnify; extol.To plant or set out.To survey; measure the extent of, as land.To be stretched or drawn out; be continued in length, or in all directions; be expanded; stretch out: as, the line extends from corner to corner; the skin extends over nearly the whole body; his influence is gradually extending.