The accused was released on $10,000 'bond'. [=the person accused of a crime was released from jail because someone promised to pay $10,000 if the accused person does not appear for the trial]
The city issued 'bonds' [=the city created bonds and sold them to investors] to pay for the new school.
You can believe me when I say I'll help you. 'My word is my bond'. [=I always do what I promise to do]
(..) And they never break a promise. - Especially when there's spit. - Spit? - A spit swear means... - you never break your word. It's a bond. That's super important, because friends... they tell each other things. Things that parents don't know. - Barbara, pull over. - What? (..)2016 TvShow: Stranger Things Title: Chapter Two: The Weirdo on Maple Street Season: 1 Episode 2
(..) We failed them. A Hobbit lay here. And the other. They crawled. Their hands were bound. Their bonds were cut. They ran over here. They were followed. The belt! Run! Tracks lead away from the battle... (..)2002 The Lord of the Rings: The Two Towers
(..) what's the matter? -No. -Deanna. Deanna. Deanna! No! The bond has been broken. Find her again. Praetor, we've received the transponder signal. lt's accelerating. You have no more time for games. Have the doctors prepare. (..)2002 Star Trek: Nemesis