/ el; NAmE / noun , abbreviation , symbol
■ noun
(also l ) [ C , U ] ( pl. Ls , L's , l's / elz; NAmE /) the 12th letter of the English alphabet :
'Lion' begins with (an) L / 'L'.
—see also L-plate
■ abbreviation
1.
L. (especially on maps) Lake :
L. Windermere
2.
(especially for sizes of clothes) large :
S M and L (= small, medium and large)
■ symbol
(also l ) the number 50 in Roman numerals