The phrase "acquaintance mark" is not a standard or commonly used expression in written English.
It may be used in a specific context to refer to a mark or indication related to an acquaintance, but it lacks clarity and recognition in general usage.
Example: "He left an acquaintance mark on my calendar to remind me of our meeting."
Alternatives: "familiarity sign" or "recognition mark".
The murder of a hobo and a vicious sexual assault on one of Lee's high school acquaintances mark an end to the town's superficial, Rockwellian innocence.
Running 90 minutes with no intermission in the tradition of the Yasmina Reza plays to which it presumably aspires, "The Leisure Society" chronicles what happens when a heartless couple, Peter Edd Stoppard and Mary Melanie Grayay), decide to tell a sexually obsessed acquaintance, Mark John Schwabb), to his face that they no longer wish to be his friend.
Regarding the means of how one would like to record his or her AD, 166 (48.5%) of respondents specified "written document," 145 (42.4%) respondents indicated "orally to a family member or acquaintance," 2 (0.6%) respondents marked "other," 22 (6.4%) claimed to "do not know" and 7 (2.0%) did not answer.
But Johnson was less prudent outside the ring; he was a gambler and considered by many of his acquaintances to be an easy mark.
And on Facebook, I marked almost everybody as an acquaintance.
[ Page 1, Column 6. ] Moscow detained a reporter for an American news magazine after he was handed a package containing two maps marked "top secret" by a Russian acquaintance.
But our acquaintance at the end of his working life was marked by absence, and cut short by illness.
But for everyone else, last night marked a pivotal moment in our budding acquaintance with the 23-year-old – and with the next generation of national team talent he represents.
She was an acquaintance, really, but one I very much liked, and this accident marked the first time I was unable to keep my usual remove.
To his other court duties was added that of playing viola in the theatre orchestra; and, although the archbishop for the time being showed him no further mark of special favour, he was beginning to make valuable acquaintances.
[Update: When you hide someone from the news feed or mark a post as spam, Facebook actually shows a "Use Acquaintances to organize who you see in feed" with a link to the suggestion manager.].
