adjective
1. : extended or expanded beyond a safe, proper, or reasonable point
found it overextended and wordy — Philip Hamburger
this elaborate, overextended vaudeville show — Newsweek
2. : spread too thinly or over too large an area for safety
attacked and routed the overextended German divisions
pulled back from positions of weakness where we were overextended — Walter Lippmann
3. : carrying or assuming liabilities, commitments, or risks beyond capacity or what is safe
a speculator overextended in the market
overextended accounts