What is Mailing It In?
1.
Slang for doing the least amount of work possible or slacking off.
Hes really been mailing it in lately, he hasnt finished any of his labs.
2.
To call out a co-worker for being lazy as it there last day.
"Tim you have really been mailing it in today, how about you actually get something done"
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1.
The act of covering any region with post cum, leaving a thin and shiny film of residue not unlike that of a glazed donut. Most popular p..