From Wiktionary, the free dictionary
Literally, “to lend the flank”. Compare Italian prestare il fianco.
- IPA(key): /pʁɛ.te lə flɑ̃/ ~ /pʁe.te lə flɑ̃/
prêter le flanc
- to lay oneself open, to leave oneself wide open [with à ‘to something negative, e.g. criticism’]
- prêter le flanc aux critiques ― to lay oneself open to criticism