Meaning of keystone corner | Babel Free
Definitions
Second base, because it is often the key to scoring and defense.
Examples
“Jones takes the toss at the keystone corner, on to first... double play.”
CEFR level
B2
Upper Intermediate
This word is part of the CEFR B2 vocabulary — upper intermediate level.
This word is part of the CEFR B2 vocabulary — upper intermediate level.