兜底

dōudǐ
  1. to provide a safety net
  2. (coll.) to reveal; to expose (sth disreputable)

CEDICT

colloquial

Entry Composition

=1 兜 dōu
  1. pocket
  2. bag
  3. to wrap up or hold in a bag
  4. to move in a circle
  5. to canvas or solicit
  6. to take responsibility for
  7. to disclose in detail
  8. combat armor (old)
=1 兜 dōu old variant of 兜 dōu
2 底 dǐ
  1. bottom; base
  2. background; foundation
  3. copy (of a manuscript or receipt etc) kept as a record
  4. (suffix) end of a year or month
  5. (math.) radix; base (abbr. for 底数 dǐshù)