/\ may refer to:

Λ, uppercase lambda, the 11th letter of the Greek alphabet Boolean "and" operator, formed with a slash and a backslash (ASCII symbol "/\") /\, an ALGOL 68 boolean "and" operator /\, the boolean "and" operator in early K&R C in Unix V6, Unix V7 and more recently BSD 2.11 ∧, the wedge symbol, used for logical conjunction ^, the caret symbol

See also Chevron (insignia), a V-shaped mark, often inverted