1 taboo /təˈbuː/ adjective Learner's definition of TABOO
[more taboo; most taboo]
: not acceptable to talk about or do禁忌的；忌讳的 -
Sex is a taboo subject for many people.对很多人来说，性是个忌讳的话题。
-
In this company, dating a coworker is considered taboo.这家公司忌讳同事之间谈恋爱。
2 taboo /təˈbuː/ noun
plural taboos
plural taboos
Learner's definition of TABOO
[count]
1
: a rule against doing or saying something in a particular culture or religion戒律 2
: something that is not acceptable to talk about or do : something that is taboo禁忌；忌讳