A person who dislikes going out; a homebody who prefers staying at home.
彼は出不精で週末でもめったに外出しない。
He's a homebody and rarely goes out even on weekends.
出不精だからパーティーの誘いはいつも断ってしまう。
Because she's a homebody, she always ends up declining party invitations.
引っ越してから出不精になったと感じている。
I feel I've become more of a homebody since moving.
出不精な父が珍しく外で昼食を食べたいと言った。
My usually homebody father unusually said he wanted to eat lunch out.