(anatomy) The groove between the buttocks.

(anatomy) The groove between the buttocks that runs from just below the sacrum to the perineum.

(horticulture) a method of grafting in which the scion is placed in a cleft or slit in the stock or stump made by sawing off a branch, usually in such a manner that its bark evenly joins that of the stock.

A stick with a split at one end, once used by runners to carry written messages

(Australia, Britain, dated) In a difficult situation, unable to choose between unfavourable options; in a dilemma. / Used other than figuratively or idiomatically: see in, cleft, stick.

plural of cleft stick

(anatomy) The groove between the buttocks that runs from just below the sacrum to the perineum.

An anatomical genetic trait in which a fissure in the lower jaw causes a visible dimple in the center of the chin.

plural of cleft chin

(anatomy) The groove between the buttocks that runs from just below the sacrum to the perineum.