Idiom Definition:
Your browser does not support the audio element.
"to toe the line"  
    to conform to and follow the rules and regulations
     
Synonyms:
agree, assent, comply, conform, embrace, heed, fit, follow, harmonize, integrate, obey, observe, reconcile, square, submit, surrender, tailor, tune
 
 
This ballerina is literally 
toeing the line. - - - - ->  
