Black and white lamb starts to cry (4)
I believe the answer is:
bawl
'cry' is the definition.
(synonyms)
'black and white lamb starts' is the wordplay.
'starts' suggests taking the first letters.
The first letters of 'black and white lamb' is 'BAWL'.
'to' acts as a link.
(Other definitions for bawl that I've seen before include "Shout loudly" , "yell" , "Loudly greet" , "What baby does" , "Shout; sounds like dance" .)