at heart, deep down

Synonym of diaphragmatic breathing

Alternative spelling of deep breathing.

(idiomatic) Placed in a complex situation (especially work-related) without adequate preparation or experience.

(Australia, sometimes derogatory) Queensland, sometimes with the addition of the Northern Territory.

Set deeply below a surface, as on a face. / (figuratively) firmly in place; long-standing

To form relatively deep objects in sheet metal using a die

(slang, vulgar) With the penis fully immersed in an orifice, more often the anus or vagina than the mouth.

(slang, vulgar) Having the penis fully immersed in an orifice, more often the anus or vagina than the mouth. / (slang, vulgar) Fully committed to a situation.

singular of deep pockets