roughly in WordNet English dictionary

1. (of quantities) imprecise but fairly close to correct
   "lasted approximately an hour"; "in just about a minute"; "he's about 30 years old"; "I've had about all I can stand"; "we meet about once a month"; "some forty people came"; "weighs around a hundred pounds"; "roughly $3,000"; "holds 3 gallons, more or less"; "20 or so people were at the party"
   approximately  about  close to  just about  some  roughly  more or less  around  or so  approximately  about  close to  just about  some  roughly  more or less  around  or so 
   
2. with rough motion as over a rough surface
   "ride rough"
   roughly  rough  roughly  rough 
   
3. with roughness or violence (`rough' is an informal variant for `roughly')
   "he was pushed roughly aside"; "they treated him rough"
   roughly  rough  roughly  rough