bôi đen

== Vietnamese == === Pronunciation === (Hà Nội) IPA(key): [ʔɓoj˧˧ ʔɗɛn˧˧] (Huế) IPA(key): [ʔɓoj˧˧ ʔɗɛŋ˧˧] (Saigon) IPA(key): [ʔɓoj˧˧ ʔɗɛŋ˧˧] === Verb === bôi đen (literally) to smear black on and dirty or contaminate (writing, printing) to use black or blue ink to "delete" or redact text (computing) to highlight text by dragging the mouse