"pledging" in the verb sense
1. pledge, plight
promise solemnly and formally
"I pledge that I will honor my wife"
2. pledge, 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"
3. toast, drink, pledge, salute, wassail
propose a toast to
"Let us toast the birthday girl!"
"Let's drink to the New Year"
4. pledge
give as a guarantee
"I pledge my honor"
5. pledge
bind or secure by a pledge
"I was pledged to silence"
Source: WordNet® (An amazing lexical database of English)
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