Vibrator (device designed to stimulate a woman's genitals).
Back-of-the-book; denoting those stamps in a catalogue that are not used for the payment of regular postage fees, and are displayed separately in the catalogue after that listing; the division between these two groups varies with the publisher.
Sex appeal.
A bassy grunting or thudding sound.
Strength, power, passion or effectiveness; clout.
To produce a bassy grunting or thudding sound.