rayer le casque

== French == === Etymology === Literally, “to line the mask”. === Pronunciation === IPA(key): /ʁɛ.je l(ə) kask/ ~ /ʁe.je l(ə) kask/ === Verb === rayer le casque (slang, vulgar) to scrape someone's penis with one's teeth while performing fellatio ==== Conjugation ==== see rayer