IDIOM ►
on base
Meaning 1 ►▼
to be safe from being tagged out by having a foot on base
Sentence 1
The bases are loaded; three runners are on base.
Meaning 2 ►▼
One is doing the job correctly and according to what is expected.
Sentence 2
He's doing a good job with that case. He's on base in his approach to the jury.