Subforms - Word of the day #54
Subforms are secondary forms or tables, which is part of a primary form in Zoho CRM. With sub-forms, you can establish a one-to-many relationship with data in your CRM, in which many secondary items are associated to a single primary record.
In simple terms, a subform is a secondary form or a table, which will enable you to include multiple line items into a primary form.
Check this quick video on understanding Subforms.