Definition of add-on

Overview of noun add-on

The noun add-on has 2 senses? (no senses from tagged texts)

1. addition, add-on, improver

(a component that is added to something to improve it; "the addition of a bathroom was a major improvement"; "the addition of cinnamon improved the flavor")

2. accessory, appurtenance, supplement, add-on

(a supplementary component that improves capability)

Overview of verb add-on

The verb add on has 2 senses? (first 1 from tagged texts)

1. (1) add on

(make an addition; "Let's add on to this")

2. append, add on, supplement, affix

(add to the very end; "He appended a glossary to his novel where he used an invented language")