گزارش خطا در معنی کلمه 'sharp as a tack'

1 general:: Also, sharp as a razor. Mentally acute. For example, She's very witty? she's sharp as a tack. These similes are Also used literally to mean "having a keen cutting edge" and have largely replaced the earlier sharp as a needle or thorn. The first dates from about 1900, the variant from the mid-1800s.

2 general:: Phrase(s): *sharp as a tack Go to *sharp as a razor