gladly

Concise Oxford English Dictionary © 2008 Oxford University Press:
glad/ɡlad/

▶adjective (gladder, gladdest)

• 1 pleased; feeling pleasure.

  ■ causing happiness: glad tidings.

• 2 (often glad of) grateful.

▶verb (glads, gladding, gladded) literary make happy; please.

– phrases
give someone the glad eye informal, dated look flirtatiously at someone.

– derivatives
gladly adverb,
gladness noun,
gladsome adjective (literary).

– origin OE glæd (orig. in the sense ‘bright, shining’), of Gmc origin; rel. to L. glaber ‘smooth, hairless’.