Sadly adv. : Wearily; heavily; firmly.

Sadly adv. : Seriously; soberly; gravely.

Sadly adv. : Grievously; deeply; sorrowfully; miserably.

Example:
Does Anyone Remember The Amazing But Sadly Underated Oddworld Strangers Wrath?

Taxonomy
sadly, Wiktionary, Adverb, Etymology, Pronunciation, free dictionary, search, sadli, Le Morte Darthur, founde, hym, felle, slepe, languages, English words, Personal tools, Toolbox, ly.

Defination from the web:
sadly. Definition from Wiktionary, a free dictionary. Jump to: navigation, search. Contents. 1 English. 1.1 Etymology. 1.2 Pronunciation. 1.3 Adverb. 1.4 See also ... hym therein, and felle on slepe sadly. [edit] See also. alas. Retrieved from "http://en.wiktionary.org/wiki/sadly" ...