1. admit or acknowledge a wrongdoing or error; - Example: "the writer of the anonymous letter owned up after they identified his handwriting" [syn: make a clean breast of, own up, fess up]
WordNet (r) 3.0 (2006):
make a clean breast of
v 1: admit or acknowledge a wrongdoing or error; "the writer of
the anonymous letter owned up after they identified his
handwriting" [syn: make a clean breast of, own up,
fess up]