adjective/amaˈrete/
stingy; miserly
“Los organismos financieros internacionales dicen que apoyan, pero fueron amarretes a la hora de avalar los números económicos de la Argentina.” — The international financial organizations say they're supportive, but they were stingy when it came to endorse Argentina's economic figures.
Synonyms: tacaño, mezquino
From amarrocar + -ete.