1. Any day of the week except Sunday.

Nuttall's Standard dictionary of the English language By Nuttall, P.Austin

• weeksa,
• weekely,
• weekily,
• wenday,
• weeky,
• weekdn,
• weakdays,
• weseday,
• wesday,
• weekds,
• weekedays,
• weeklly,
• weeday,
• weeksday,
• weekeday,
• weekd,
• wededay,
• wedday,
• weeka,
• weashday

The adjective form of the word "weekday" is "weekday".

The plural of the "weekday" can be the "weekdays".

The singular of the "weekday" can be the "weekday".