The simultaneous sexual penetration of one or more orifices of one person by two other people.

(engineering) Either a static or dynamic test of the relative density of sand, silt, etc. using a penetrometer.

plural of penetration test

Alternative spelling of double penetrate

Third-person singular simple present indicative form of double penetrate

simple past tense and past participle of double penetrate

(transitive) To sexually penetrate someone simultaneously in one or more orifices.

plural of penetration aid

(military) Any device or tactic used to increase an ICBM warhead's chances of penetrating a target's defenses.

A pricing strategy where the price of a product is initially set low to rapidly reach a wide fraction of the market and initiate word of mouth.