or_so
1. [ adverb ] (of quantities) imprecise but fairly close to correct
Synonyms: about approximately more_or_less roughly close_to around some just_about
Examples:

"lasted approximately an hour" "he's about 30 years old" "some forty people came" "weighs around a hundred pounds" "roughly $3,000" "holds 3 gallons, more or less" "20 or so people were there"

Similar spelling:   Orso
  Orosco
  orzo
  Orsi
  Oros
  orris
  Orosz
  orozco
  Orissa