A day of the week on which people conventionally work, ie any of the days Monday, Tuesday, Wednesday, Thursday or Friday as opposed to weekend (Saturday or Sunday)
occurring every day of the week except Sunday (and sometimes Saturday); "his weekday commute"; "a weekday newspaper"
any day except Sunday (and sometimes except Saturday) occurring every day of the week except Sunday (and sometimes Saturday); "his weekday commute"; "a weekday newspaper
A weekday is any of the days of the week except Saturday and Sunday. If you want to avoid the crowds, it's best to come on a weekday. any day of the week except Saturday and Sunday
A day of the week on which people conventionally work, ie any of the days Monday, Tuesday, Wednesday, Thursday or Friday as opposed to Saturday or Sunday