满口答应

滿口答應
mǎnkǒudāying
to readily consent

CEDICT

Entry Composition

1 满口 mǎnkǒu
  1. a full mouth of (sth tangible)
  2. to have the mouth exclusively filled with (a certain language, lies, promises etc)
  3. (to agree etc) unreservedly
2 答应 dāying
  1. to answer; to respond
  2. to answer positively; to agree; to accept; to promise