A word colloquial to Portsmouth, meaning to piss and moan. The word is a mixture of squint and cry and refers to the ugly face you pull just before you begin to cry.
Ben: I can't believe this keeps happening to me!
Phil: Suck it up and stop being such a fucking squiny
unable to hear very well.
unable to understand what someone just said and repeating what you thought you heard.
very bad ears.
horrible listening skills.
selective hearing.
to have squinty ears is like having squinty eyes.