A surname.

Used other than figuratively or idiomatically: see four-letter: containing four letters. / Consisting of or characterised by swear words and profanity.

A European perennial herb related to lettuce, Prenanthes purpurea

(US) Of or relating to a fraternity, sorority, or honor society.

Synonym of white rattlesnake root

A common name for several lactucarium-containing plants related to lettuce (Lactuca sativa). The name most commonly refers to Lactuca virosa.

(diplomacy) Formal diplomatic letter that appoints a diplomat as ambassador to another sovereign state.

(finance) A publication for investors etc. giving an overview of market conditions.

plural of market letter

(law) Alternative spelling of black-letter law