like lambs like lambs to the slaughter
or like lambs to the slaughter
phrase [lamb inflects, PHRASE after verb]If you say that people do something like lambs or like lambs to the slaughter, you mean that they do what someone wants them to do without complaining or fighting.
The pair surrendered to him like lambs.
We follow their every word like lambs to the slaughter.
See full dictionary entry for lamb