Being afraid of any interaction with the opposite sex; OR
Being sexually unresponsive, pokerfaced to his/her attempts to kiss/hug/have any interaction with you
Used mainly In Ireland. Especially in the south East.its means somebody who hasn't shifted somebody, or meet anybody. Shifting and nearing is French kissingbasically. You are still a frigid if you kissed someone.
Mariah: HEY YOW! Chung won, were you shiftin' Paddy at the disco
Chantelle : No, Sure Im still a frigid ain't be going no teenmania disco