avoir les dents qui rayent le parquet

== French == === Etymology === Literally, “to have teeth lining the parquet”, i.e. an elaboration on avoir les dents longues. === Pronunciation === IPA(key): /a.vwaʁ le dɑ̃ ki ʁɛj lə paʁ.kɛ/ === Verb === avoir les dents qui rayent le parquet (figuratively, derogatory) to be unscrupulously ambitious