From Longman Dictionary of Contemporary Englishbest/good/warmest etc wishesbest/good/warmest etc wishesused, especially in cards and letters, to say that you hope someone will be happy, successful, or healthybest/good/warmest etc wishes for Best wishes for a long and happy retirement! She asked me to pass on her good wishes to all her friends and colleagues.(With) best wishes (=used at the end of a letter before you sign your name) With best wishes, Celia. → wish
Examples from the Corpusbest/good/warmest etc wishes• Meanwhile, may I wish you all a very Happy Christmas and best wishes for the coming year.• Spare me your shock and good wishes.• And while babies are on my mind, my best wishes to Patsy Kensit on the birth of her son.• My best wishes to Madame Zborowska and warm greetings to you.• Our best wishes to his family and friends.• She hadn't deserved their kindness, their good wishes - she'd hardly been a boon companion of late.• A former miner, Joe was presented with a cheque together with good wishes for a long and happy retirement.• With best wishes for success and prosperity.