Meanings of keyway in English

She shot the beam of her torch into the keyway and saw something that disturbed her.

In an amateur mistake, she had forgotten to place the flat of her pick in the bottom of the keyway.

During the duration of the Liberty program, four crankshafts failed from fatigue, failures starting from sharp corners at bottom of propeller-hub keyway.

Grady leaned sideways on the toilet, lowered his head, and clearly saw a luminous golden eye on the farther side of the keyway.

You can also use the number to order more locks that use the same "keyway" to keep your fob from getting overloaded.