Definitions by Barman and Robin

Jerk Nails 

A way girls have of telling if guy's are jerks based on how perfect their fingernails are. Revealed to us men by a How I Met Your Mother Episode which also featured crazy eyes on girls.

Now I always cut my fingernails a little badly so girls won't see the jerk nails.

Jerk Nails by Barman and Robin November 8, 2009