Top definition
1. not guided by conscience; unscrupulous.
2. not in accordance with what is just or reasonable: unconscionable behavior.
3. excessive; extortionate: an unconscionable profit.
i.e. - Surprise buttsecks

The man made an unconscionable decision when he quickly broke the seal.
by T Diggity November 08, 2007
Get the mug
Get a unconscionable mug for your sister Nathalie.