(rock climbing) A climb without safety equipment over water deep enough to provide safety after a fall.

(rock climbing) To climb without safety equipment over water deep enough to provide safety after a fall.

plural of deep-dish pizza

(idiomatic) To inhale deeply.

(neuroanatomy) A sympathetic nerve that originates in the carotid plexus, passes through the cartilage of the Eustachian tube, joins with the greater petrosal nerve at the entrance of the pterygoid canal to form the Vidian nerve, and as part of this nerve passes through the pterygopalatine ganglion without forming synapses to be distributed to the mucous membranes of the nasal cavity and palate.

(neuroanatomy) Either of two motor branches of the mandibular nerve on each side of the body that are distributed to the temporalis.

(anatomy) Either of two arterial branches that supply a large muscle on each side of the head involved in raising the lower jaw and that arise from the cerebral artery supplying the deep structures of the face.

plural of deep blue sea

Euphemistic form of in deep shit.

Insults and offensive speech hurt more than physical injuries, and are not easily forgotten.