Agkistrodon contortrix, the copperhead, a venomous viper found in the United States. / Pituophis melanoleucus melanoleucus, the northern pine snake, a harmless colubrid found in North America.

plural of pilot burner

Synonym of pilot light (“persistent flame to ignite gas”)

Alternative form of back-door pilot

plural of backdoor pilot

An experiment carried out to test a new idea or concept before full-scale introduction; a pilot study.

plural of pilot scheme

(vulgar, slang, derogatory) Someone that is very preoccupied with penises and being sexually penetrated, particularly a gay male bottom

plural of cock pilot

(US, military) A serviceman relegated to menial deskwork, often due to poor physical and mental abilities.