col ‧ our ‧ fast BrE AmE British English , colorfast American English /ˈkʌləfɑːst $ ˈkʌlərfæst/ adjective
cloth that is colourfast will not lose its colour when it is washed
col ‧ our ‧ fast BrE AmE British English , colorfast American English /ˈkʌləfɑːst $ ˈkʌlərfæst/ adjective
cloth that is colourfast will not lose its colour when it is washed
Longman Dictionary of Contemporary English. Longman - Словарь современного английского языка. 2012