equivoque

1. An equivocal word or expression.
2. A pun.
3. A double meaning.

[French équivoque, from Late Latin aequivocus, ambiguous. See equivocal.]

noun

1. An expression or term liable to more than one interpretation: ambiguity, double-entendre, equivocality, equivocation, tergiversation. See clear/unclear.
2. The use or an instance of equivocal language: ambiguity, equivocation, euphemism, hedge, prevarication, shuffle, tergiversation, weasel word. Informal waffle. See clear/unclear.

equivoque [ek‐wi‐vohk], a pun or deliberately ambiguous expression.

adjective: equivocal.

verb: equivocate.

An ambiguous word or phrase capable more than one interpretation, thus susceptible to use for puns.