Hops and Record hop

Hops noun - Twining perennials having cordate leaves and flowers arranged in conelike spikes; the dried flowers of this plant are used in brewing to add the characteristic bitter taste to beer.

Record hop is a synonym for hops. In some cases you can use "Record hop" instead a noun "Hops".

Record hop noun - An informal dance where popular music is played.

Hops is a synonym for record hop. Sometimes you can replace term "Hops" with "Record hop", this terms are similar.