un ‧ dy ‧ ing /ʌnˈdaɪ-ɪŋ/ BrE AmE adjective [only before noun]
continuing for ever
undying love/devotion/support etc
They declared their undying love for each other.
un ‧ dy ‧ ing /ʌnˈdaɪ-ɪŋ/ BrE AmE adjective [only before noun]
continuing for ever
undying love/devotion/support etc
They declared their undying love for each other.
Longman Dictionary of Contemporary English. Longman - Словарь современного английского языка. 2012