smutty /ˈsmʌti/adjective 3verb 1forms 5 adjective3 •Soiled with smut; blackened, dirty.She caught up the corner of her skirt and lifted the smutty coffee-pot from the stove. — 1931 •(disapproving, figurative) Obscene, indecent.And what was it only one of the smutty yankee pictures Terry borrows off of Corny Kelleher. Secrets for enlarging your private parts. — 1922 •Affected with the smut fungus. verb1 •To make dirty; to soil.[…] but went on smuttying her face and fingers at her little table, so littered with powder and blue and whitey-brown serpent cases that it looked like a Lilliputian arsenal. — 1870 formssmuttied · smuttying · smutties · smuttier · smuttiest