Sentence:  Oh, she landed at Heathrow all right, like you said, but since then your Miss Ranelagh seems to have vanished as effectively as my overdue promotion. Not used her credit card, her Internet account, her mobile phone. Nothing. Not a <WSD>dicky</WSD>. 
Meaning of the word marked with <WSD> tags:  An insignificant sound or thing; dicky-bird.