modder · noun1
From mod (“to modify (an object) from its original condition”) + -er (suffix forming agent nouns).
modder · adjective2
From mod + -er (suffix forming the comparative forms of adjectives).
Etymology from Wiktionary, CC BY-SA 4.0.
Today it means: Often preceded by a descriptive word: one who modifies a mass-manufactured object, especially computer hardware or software, or a motor vehicle. Full definition →
From mod (“to modify (an object) from its original condition”) + -er (suffix forming agent nouns).
From mod + -er (suffix forming the comparative forms of adjectives).
Etymology from Wiktionary, CC BY-SA 4.0.