Displaying insight or discrimination; acute; penetrating.
That can or does physically penetrate something; piercing, penetrating.
That can penetrate opposition defences.
Pertaining to sexual activity involving penetration by the penis.
Not slow or hesitating; quick in action or perception of any kind.
Prepared for immediate action or use.
Offering itself at once; at hand; opportune; convenient.
Inclined; apt to happen.
Liable at any moment.
To prepare; to make ready for action.
ready money; cash