n. A private schoolboy or schoolgirl forced to wear, under the rules of their 'school uniform policy', a multi-coloured, vertically striped blazer - a design not unlike that often found adorning the canvas of traditional wooden deck-chairs. Example: The Richmond train was crammed full with rowdy deck-chairs this morning.
DECK-CHAIR
Meaning of DECK-CHAIR in English
Slang English vocab. Английский сленговый словарь. 2012