black-flag

black-flag

(blăk′flăg′)
tr.v. black-flagged, black-flag·ging, black-flags Sports
To signal (the driver of a racing car) to proceed immediately to the pits.
References in periodicals archive ?
Thiruvananthapuram: The Opposition's demand for the resignation of Kerala Chief Minister Oommen Chandy and state Home Minister Thiruvanchoor Radhakrishnan continued over the weekend, with the duo facing more black-flag protests in different parts of the state.
Chandy faced a black-flag protest at Kozhikode railway station on Saturday where he had gone to attend public functions, and then again in Kottayam on Sunday.
Senior vice president PPP Hamid Nawaz Awan said on Tuesday that under the directives of Chairman Pakistan Peoples Party Bilawal Bhutto Zardari, PPP Sargodha district wing will hoist black-flags and observe black-day at Peoples secretariat.