Lord love a duck!

Lord love a duck!

An exclamation of surprise, shock, frustration, exasperation, anger, alarm, or annoyance. Lord love a duck! If we'd stopped the car one second later that train would have hit us! I know you've had a long day at work, but Lord love a duck, is it too much to ask for you to take out the trash? Lord love a duck, it's hot as the dickens out here!
See also: lord, love
Farlex Dictionary of Idioms.

Lord love a duck!

Fig. My goodness! (An exclamation of surprise.) Lord love a duck! How that rain is coming down! Lord love a duck! Did you see that cat chasing that dog?
See also: lord, love
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs.

Lord love a duck!

exclam. Wow! Lord love a duck, I’m tired!
See also: lord, love
McGraw-Hill's Dictionary of American Slang and Colloquial Expressions
See also:
  • almighty
  • (my) goodness
  • (for) land('s) sake(s) (alive)
  • Land o' Goshen!
  • (oh) (my) gosh!
  • (oh) (my) God!
References in periodicals archive
LORD love a duck! Never in all our days did we fink we'd see a proper toff like that "Lady" Victoria Hervey taking all her togs off.
[0] 3am: VIC GETS 'EM ORF!