Answer: TUES
TUES is a crossword puzzle answer that we have spotted 39 times.
    - Calendar abbr.
 
    - Calendar column: Abbr.
 
    - When to vote, often: Abbr.
 
    - January 27, 1756 (Mystery Person's birthdate), e.g.
 
    - Mardi Gras, e.g.: Abbr.
 
    - Election day: Abbr.
 
    - When to vote, usually: Abbr.
 
    - Mardi Gras is one (abbr.)
 
    - Mardi Gras, e.g. (abbr.)
 
    - Election Day day (abbr.)
 
    - Cal. column
 
    - Part of Shrovetide: Abbr.
 
    - When the All-Star Game is played: Abbr.
 
    - Martin Luther King Jr.'s DOB, e.g.
 
    - Mon. follower
 
    - MLB All-Star Game day
 
    - Calendar col.
 
    - Third of seven: Abbr.
 
    - Ballot-casting day: Abbr.
 
    - Calendar column, briefly
 
    - When many ballots are cast: Abbr.
 
    - Election Day day: Abbr.
 
    - Cal.  abbr.
 
    - Calendar abbreviation
 
    - Calendar heading: Abbr.
 
    - Nov. voting time
 
    - Certain weekdays, abbr.
 
    - Nov. election day
 
    - Cal. abbr.
 
    - It's named for a Scand. god of battle
 
    - Before Wed.
 
    - Mardi Gras day: Abbr.
 
    - A school yr. often begins on one
 
    - Election day in the U.S.: Abbr.
 
    - It's named for the Norse god of war: Abbr.
 
    - Groundhog Day, in '21
 
    - Early pt. of a week
 
    - Voting day: Abbr.
 
    - Election Day is one: Abbr.