1. The fifth day of the week.

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

• thersdy,
• thureday,
• thusrday,
• thuesday,
• thuresday,
• thruday,
• thurdays,
• thusdays,
• thursby,
• thursdayt,
• thrursday,
• tjursday,
• thursda,
• thurdsday,
• thursady,
• thurstay,
• thursty,
• thursdy,
• tusday,
• thurstday

• thrust,
• thirsty,
• throstle,
• thruster,
• Thurston.

The adjective form of the word "Thursday" is "Thursday" itself.

The plural of the "thursday" can be the "Thursdays".

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