In a romantic or sexual relationship.As far as I know, he isn't attached, so I'm going to invite him out on a date.I'm not ready to get attached, as I want to continue sleeping around.
(botany, mycology) Broadly joined to a stem or stipe, but not decurrent.In this group of mushrooms, the attachment of the gills to the stipe ranges from attached to almost decurrent.
Of a residential building, sharing walls with similar buildings on two, usually opposite, sides.