definition of
pledge

[1] #1 pledge v. [plight] promise solemnly and formally; "I pledge that I will honor my wife". wn

[2] #2 pledge n. a deposit of personal property as security for a debt; "his saxophone was in pledge". wn

[3] #3 pledge n. someone accepted for membership but not yet fully admitted to the group. wn

[4] #4 pledge v. [subscribe] 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". wn

[5] #5 pledge n. [toast] a drink in honor of or to the health of a person or event. wn