A sound of rejoice uttered frequently by Mr. Burns from the Simpson when something goes his way.
Homer and Mr. Burns dig themselves out of the snow after an avalanche. Mr. Burns yells "hazzaa" while Homer screams his classic "woohoo". Their yells cause another avalanche.
Stimulating your partner's anus, with fingers and tongue before penetration; licking and teasing the anus in anticipation of penetrating; the act of penetrating the anus as part of foreplay. The act of finger or tongue fucking the anus.
She never expected me to poach the tradesman's entrance but she's glad I did: she like's to know I'll be poaching the tradesman's entrance tonight.