Dictionary.com
Thesaurus.com
Synonyms

bow and scrape

Idioms  
  1. Behave obsequiously or too deferentially, as in In this fashionable store, the salespersons virtually bow and scrape before customers. This term alludes to the old-fashioned custom of bowing so deeply that one's foot draws back and scrapes the ground. A cliché for a century or more, it may be dying out. [Mid-1600s]