Lackbrain definitions

Lackbrain

• (n.) One who is deficient in understanding; a witless person.
Found on http://thinkexist.com/dictionary/meaning/lackbrain/

---

Lackbrain

Lack'brain` noun One who is deficient in understanding; a witless person. Shak.
Found on http://www.encyclo.co.uk/webster/L/3

---