know from a bar of soap
To know; to be acquainted with (a person).
Meaning adapted from Wiktionary, available under CC BY-SA 4.0.
“I do not know him from a bar of soap.”
“She claimed to be my cousin, but I did not know her from a bar of soap.”
“The stranger approached me with such familiarity that I felt confused, as I truly did not know him from a bar of soap.”
- 01
all over bar the shouting
Of an activity where the result is known, but may be subject to change, due to it not being officially finished or announced.
- 02
as far as one knows
To the best of one's knowledge, as far as someone knows or possible information to be gathered about the topic, subject, aspect, or situation.
- 03
as you know
as it is already known.
- 04
bar none
Without exception; excluding nothing else of the same kind.
- 05
bar sinister
The state or characteristic of having been born out of wedlock; illegitimacy; bastardy.
- 06
bar star
A woman who frequents bars or lounges, usually late at night.
- 07
belly up to the bar
To commit oneself to a challenge or task; to accept a responsibility; to acknowledge a fact.
- 08
Bob Hope
[Cockney slang]soap
Last updated August 10, 2026