What does "without bond" mean in a Will?

Question Details: In my mom's Will there is a sentence that states as exectutor of my last Will and testament without bond.

Steven Fromm / Steven J Fromm & Associates, P.C. Answered 3 years ago This attorney is licensed in Pennsylvania View Attorney Profile
Catherine Taylor / Broadbent & Taylor Answered 2 years ago This attorney is licensed in Massachusetts View Attorney Profile
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