Webster's Revised Unabridged Dictionary · 1913

Daft

Daft (dȧft) , adjective

[Old English daft, deft, deft, stupid; prob. the same word as English deft. See Deft.]

1.
Stupid; foolish; idiotic; also, delirious; insane; as, he has gone daft.
Let us think no more of this daft business — Sir W. Scott
2.
Gay; playful; frolicsome. [Scottish] — Jamieson