pledge

Noun

• a binding commitment to do or give or refrain from something
  • an assurance of help when needed
    
  • signed a pledge never to reveal the secret
    

• a drink in honor of or to the health of a person or event

• someone accepted for membership but not yet fully admitted to the group

• a deposit of personal property as security for a debt
  • his saxophone was in pledge
    

Verb

• bind or secure by a pledge
  • I was pledged to silence
    

• give as a guarantee
  • I pledge my honor
    

• propose a toast to
  • Let us toast the birthday girl!
    
  • Let's drink to the New Year
    

• pay (an amount of money) as a contribution to a charity or service, especially at regular intervals
  • I pledged $10 a month to my favorite radio station
    

• promise solemnly and formally
  • I pledge that I will honor my wife
    

Related words

• Synonyms: 
  assurance , toast , drink , salute , wassail , subscribe , plight