1. Lacking or showing a lack of what is fitting and considerate in dealing with others
   - tactless

See also: inconsiderate, inelegant

• old school
• old school tie
• old sledge
• Old South
• old squaw
• old stager
• old style
• Old Style calendar
• old style font
• Old Testament
• old times
• old witch grass
• old wives' tale
• old woman
• Old World beaver
• Old World buffalo
• Old World chat
• Old World coot
• Old World coral snake
• Old World crayfish
• Old World flycatcher
• Old World hop hornbeam
• Old World jay
• Old World least weasel
• Old World leishmaniasis