tailfirst en · ADV
Etymology
From tail + first.
Meanings
-
(not-comparable) With the tail in front.
This change occurs during the first stage of parturition, and the orientation changes where 60–70 percent of the puppies are born headfirst. Changes in orientation leave about 30–40 percent are ^([sic]) born tailfirst.
2013, Robert L. Ridgway, The Truth About Dog and Cat Treatments and Anomalies, page 205: