I think as a usage it's regarded as vaguely old fashioned and twee.
For comparison here's https://www.mobiles.co.uk/ - again, in every instance the noun is either "phone" or the fully qualified "mobile phone".
I think as a usage it's regarded as vaguely old fashioned and twee.
For comparison here's https://www.mobiles.co.uk/ - again, in every instance the noun is either "phone" or the fully qualified "mobile phone".