1. In a nasty ill-tempered manner
   - nastily 
2. In a despicable, ignoble manner
   "this new leader meanly threatens the deepest values of our society"
   - scurvily, basely 
3. Poorly or in an inferior manner
   "troops meanly equipped" 
4. In a miserly manner
   "they lived meanly and without ostentation"
   - humbly

See also: mean

• piaffe
• Piaget
• Piagetian
• pial
• pianism
• pianissimo
• pianissimo assai
• pianist
• pianistic
• piano
• piano accordion
• piano action
• piano damper
• piano keyboard
• piano lesson
• piano maker
• piano music
• piano player
• piano sonata
• piano stool
• piano teacher
• piano tuner
• piano wire
• pianoforte
• Pianola