The crossword solution for the term 'FORM CHECK BOX, PERHAPS' is MALE, which is a four-letter word. A form check box is a type of input field on a web page or computer program that allows users to select one or more options from a list of choices. It is often represented by a small square box that can be checked or unchecked. The term 'MALE' in this context could refer to the fact that the box is typically used to indicate a gender selection, with MALE being one of the options.