Tues·day (tōōz'dē, -dā', tyōōz'-) n.
Abbr. Tues. or Tue. or Tu or T The third day of the week.
[Middle English Tuesdai, from Old English Tīwesdæg, Tiu's day : Tīwes, genitive of Tīw, Tiu; see Tiu + dæg, day (translation of Latin diēs Mārtis, Mars' day).] Tues'days adv.