un senabre

Catalan

Etymology

From the puny size of a mustard seed. Compare English usages such as "without a grain of sense".

Adverb

un senabre

1. (in negative phrases) nothing at all

   sense menjar un senabre de res ― without eating anything at all

Further reading

“senabre” in Diccionari de la llengua catalana, segona edició, Institut d’Estudis Catalans.