Foreign-policy wonks talk about mission creep; our side worries about playoff creep.
Think military advisors, the Gulf of Tonkin Resolution and mission creep.
Typically, American hubris has meant overreaching, and "mission creep" has historically been synonymous with disaster.
Not afraid of mission creep are the two leading lights of the genre, Courtney Love and Charlie Sheen.
But “Iran likely has its own limits in terms of mission creep in Syria,” says Vira.
But if there is anything to be learned from America's use of drones abroad, it is that mission creep follows.
The multilateral coalition backing the airstrikes is intended to be a check on any mission creep.
the gradual process by which a campaign or mission's objectives change over time, esp. with undesirable consequences
The only way to explain our involvement in Iraq is mission creep.