mail it in v. phr. to perform in a cursory or sub-standard manner. Editorial Note: A synonym is to phone it in, which is more common in non-sports entertainment. Mail it in is different from mail in the stats, used as an expression of confidence that a team will win, as in, “You can mail in the stats because the championship is a lock.” (source: Double-Tongued Dictionary)
Further reading
Unparalleled misalignments are pairs of phrases in which the words in one phrase are each synonyms of the words in the other, but the phrases themselves mean different things. For example, the phrase blanket statement can be paired with cover story...
Here’s an unparalleled misalignment in which the words in one pair are synonyms of the words in the other pair: organic chemistry and carbon dating. This is part of a complete episode.
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