Noun
safe tile; tile that may be discarded without risking benefiting an opponent
Mahjong
下手に独自の方向性を出すと、攻撃されてしまうから、安全パイの報道しかしない。They'll be attacked if they carelessly express an original viewpoint, so they only report on the safe options. no-risk choice; easily handled person
Idiomatic expression
Also written 安全パイ【あんぜんパイ】