1. Home
2. Idioms
3. think twice

think twice

---

---

think twice (before doing something)

to consider carefully whether one should do something; to be cautious about doing something. You should think twice before quitting your job. That's a serious decision, and you should certainly think twice.

See also: think, twice

think twice (about something)

to consider something more carefully You may want to think twice before buying one of California's new earthquake insurance policies.

Usage notes: often used as a warning, and sometimes used in the form think twice before doing something: He said he is sorry and will think twice before giving such advice again.

See also: think, twice

think twice

1. Reconsider something, weigh something carefully, as in I've got to think twice before spending that much on a car. [Late 1800s]

2. not think twice. Take no notice, not worry about, as in She didn't think twice about flying off to Europe with a day's notice. [Mid-1900s]

See also: think, twice

think twice

To weigh something carefully: I'd think twice before spending all that money on clothes.

See also: think, twice