A very flexible insulated cable.

Refers to the handset cord (the curly cord that goes from the phone to the handset), line cord (the flat cord between the wall jack and the phone). Line cords come in 4, 6, and 8 conductor leads.

a light insulated conductor for household use

Small, flexible insulated cable usually size l0AWG or smaller.

A small, flexible insulated cable.

Can refer to the curly cable that goes from the phone to the handset or to 'line cord' - the flat cable that runs between a wall socket and the phone.

An insulated wire (conductor) for conveying current.

A small insulated flexible cable made to withstand mechanical abuse.

A small flexible insulated conductor or group of conductors, insulated one from another and covered by an outer sheath or suitable covering; usually not larger than #10 AWG or more than four conductors.