lemming

About 0.11 uses per million words.

Meaning

1. noun A small arctic and subarctic rodent of the tribes Lemmini, Dicrostonychini and Lagurini.
2. noun Any member of a group given to conformity or groupthink, especially a group poised to follow a leader off a cliff.

Similar words

collared steppe lemming collared lemming sable mouse norway lemming mouse vole mouseling microtine zebra mouse

Often followed by

and population is populations mouse in was years cycle

Word family

lemminglike lemmings