Definition of 有無を言わせず (うむをいわせず)
うむい
                        有無を言わせず
うむをいわせず
umuwoiwasezu
expression
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peremptorily, willy-nilly, forcibly
Related Kanji
| 有 | possess, have, exist, happen, occur, approx | 
| 無 | nothingness, none, ain't, nothing, nil, not | 
| 言 | say, word |