on second thought
01
used to state that one has adopted a different opinion
Dialect
American
American
Idiom
Exempel
On second thought, I do n't think I should lend him the car; it's not a good idea.
to have second thoughts
01
to start doubting a decision and begin to wonder whether it is the right or best thing to do
IdiomExempel
He had second thoughts about proposing after learning more about her financial irresponsibility.
