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1.
To speak a mixture of portuguese and english at the same time. Intermingling of words in a sentence from both languages that only someone who speaks both languages, or has recently begun to learn the other, would understand.
My in-laws are from Brazil, and I know they're saying something bad about me when they spout off in portuglish.
by Junkboyy January 06, 2009
 
2.
Poorly spoken Portuguese with english words replacing those which the speaker doesn't know or can't remember. Usually spoken by 1st/2nd generation Portuguese-Americans to their older relatives.
I had to translate the doctor for my Grandfather, but my Portuglish was so bad I had to call my Uncle.
by d i s c c o m p October 20, 2008