ˈsmoke-up U.S. slang.
[f. smoke v. + up adv.1]
An official notice that a student's work is not up to the required standard.
| 1927 Amer. Speech II. 278/1 [Stanford Univ.] Smoke up, official warning of dangerously low standing in history. 1960 Indiana Daily Student 23 Nov., Sikes say 56 p.c. of Frosh probably had one Smoke-up. |