少根筋

少根筋

Literally means:

lack of mind

Actually means:

one-track mind

筋, brains or mind, refers to the ability to remember, imagine or think.

This phase means missing one tendon in the brain. Figuratively it means one is not clever enough or is slow-witted, and he is unable to consider every detail and is incapable of making appropriate adaptations according to the specific situations. Derogatory.

筋，脑筋（记忆想象、思维的能力）。

少了一根脑筋，形容一个人不够聪明，不够机智，考虑问题不周到，或者不会变通，不会见机行事。具有贬义色彩。