law

[chrissankey]

in law/ tp preclude by rule of evidence disallowing denial of a previous assertion

[fredpuli47]

This sounds like a quiz setter's amateur attempt at defining estoppel.

[kempie]

...not quite.

It would be an amateur attempt if a noun was the required answer but since this crossword clue (MOS 30/12 36d) requires a verb then it is perfectly adequate.

estop

[jojojoanne]

estop?