1. With discontent; in a discontented manner
   "he was still rumbling discontentedly when Pike returned bearing a folder of foolscap sheets"

See also: discontented

• slaphappy
• slaphead
• slapper
• slapshot
• slapstick
• slash
• slash pocket
• slashed
• slasher
• slashing
• Slask
• slat
• slate
• slate club
• slate pencil
• slate roof
• slate-black
• slate-colored junco
• slate-gray
• slate-grey
• slater
• slatey
• slather
• slating
• slattern