not know B from a battledore
not know B from a battledore
To be really stupid, or perhaps illiterate. The now-outdated term "battledore" was often used in reference to a children's primer. It was likely used in this phrase simply for the sake of alliteration. How do you manage to burn pasta? It's like you don't know B from a battledore.
See also: know, not
Farlex Dictionary of Idioms.
- come in
- come in a certain position
- come on in
- enlist in
- enlist in (something)
- be (flat) on (one's) back
- (Is) that everything?
- (Is) this taken?
- flat on (one's) back
- flat on back