Adverb
In a sour manner; with sourness.
Source: Webster's dictionaryI wouldn't call that an instrument of music," Ragnor observed sourly. "An instrument of torture, perhaps. Cassandra Clare
Don't wrench your shoulder out of its socket trying to pat yourself on the back," Beldin said sourly. David Eddings
Jenks squinted at me, and when Trent nodded, the pixy gestured sourly to Bis to get on with it. A four inch man ruled us all. Kim Harrison
The world is a looking-glass, and gives back to every man the reflection of his own face. Frown at it, and it will in turn look sourly upon you; laugh at it and with it, and it is a jolly kind companion; and so let all young persons take their choice. William Makepeace Thackeray
he complained sourly that the new rules only benefitted the managers Source: Internet