1. advanced standard for wireless communication (next step up from GSM). line at which a surface ends; line where two surfaces meet; thin sharp side of a blade; sharpness of a blade; excitement. sharpen; provide with an edge or border; advance gradually or furtively. at or constituting a place where two surfaces meet. edgeedge , v. t. [imp. & p. p. edged ; p. pr. & vb. n. edging.]