Meaning of erk | Babel Free

Definitions

1. Abbreviation of extracellular signal-regulated kinase.
   abbreviation, alt-of, countable, uncountable
2. A member of the groundcrew in the RAF.
   British, slang

Examples

“But I wasn’t accepted for flying duty—eyesight failed me. Neither was Frank, which, I’m ashamed to say, I found a relief. We were both channelled as aircrafthands, known to everyone as erks.”

CEFR level