Definition of helpless
1
: lacking protection or support : defenseless
as helpless as a flock of shepherdless sheep— W. H. Mallock
2a
: marked by an inability to act or react
the crowd looked on in helpless horror — Current Biography
b
: not able to be controlled or restrained
helpless laughter
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Merriam-Webster unabridged
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Time Traveler for helpless
The first known use of helpless was before the 12th century
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