know one's head from a hole in the ground (English, verb)
expansion: know one's head from a hole in the ground (third-person singular simple present knows one's head from a hole in the ground, present participle knowing one's head from a hole in the ground, simple past knew one's head from a hole in the ground, past participle known one's head from a hole in the ground)
Senses:
glosses: Synonym of know one's ass from a hole in the ground.
Forms:
form: knows one's head from a hole in the ground
tags: present
singular
third-person
form: knowing one's head from a hole in the ground
tags: participle
present
form: knew one's head from a hole in the ground
tags: past
form: known one's head from a hole in the ground
tags: participle
past