ass guard

== English == === Etymology === From ass (“buttocks”) +‎ guard (“protective part of a sword, machine, etc.”). === Pronunciation === IPA(key): /ˈæsˌɡɑɹd/ Homophone: Asgard === Noun === ass guard (plural ass guards) (rare) A mudguard which is attached at the back of a bicycle saddle. Synonyms: butt fender, ass saver