Roger's cousin?

• Roger follower
• With coil damaged, I'm following instructions
• Radioer's "I'll do it"
• Word after "Roger" in ham lingo
• Cousin to "Roger that"
• Ham's assent

Douglas Harper's Etymology Dictionary Word definitions in Douglas Harper's Etymology Dictionary
1945, in two-way radio slang, abbreviation and conflation of will comply .

Wikipedia Word definitions in Wikipedia
Wilco is an American rock band. Wilco may also refer to: Wilco (voice procedure) , a radio procedure word, short for " Wil l Co mply"; origin of the term Wilco (The Album) , an album by the band Wilco, or the title song, "Wilco (The Song)" Wilco: Learning ...

Wiktionary Word definitions in Wiktionary
interj. (context radio communications English) Used to indicate agreement and compliance.