Half a smile that oozes with complacency. Represents irony, coolness or playfulness. Be careful: Somebody could be up to something. Used as an offensive look for flirting or sexual innuendo.
The smirking face emoji was introduced in 2010 and released as part of the Unicode 11.0 standard. This emoji can be found under the smileys and emotions
category. Because the smirking face emoji has been around for quite some time, it should display correctly in the majority of operating systems.