1. (of persons) lacking in refinement or grace
   - ill-bred, bounderish [Brit, archaic], lowbred, rude, yokelish 
2. Of inferior or mixed breed
   "an underbred dog"

See also: crossbred, unrefined

• Mahound
• mahout
• Mahratta
• Mahratti
• mahuang
• Maia
• Maianthemum
• Maianthemum bifolium
• Maianthemum canadense
• maid
• maid of honor
• maid of honour
• maidan
• maiden
• maiden aunt
• maiden blue-eyed Mary
• maiden flight
• maiden name
• maiden over
• maiden pink
• maiden voyage
• maidenhair
• maidenhair berry
• maidenhair fern
• maidenhair spleenwort