pipper
nounEtymology From pip + -er.
1
Government, Military, Politics, War In compounds, Slang A person wearing the specific number of stars on the shoulder of their uniform, implying a particular rank.
- Our caricaturist, Lieutenant Fred May, has this week specialised in “three pippers,” as all of the officers in the above collection, have attained to captain's rank, and have all, so we understand, been “through it" […]1918, The Tatler, volume 67, page 306: