boulin

== French == === Etymology === Uncertain. Possibly from boule or from Latin bolinus. === Pronunciation === IPA(key): /bu.lɛ̃/ === Noun === boulin m (plural boulins) (architecture, dated) hole made in a dovecote for pigeons to nest, like a pigeonhole (architecture) putlog hole === Further reading === “boulin”, in Trésor de la langue française informatisé [Digitized Treasury of the French Language], 2012