(idiomatic) The identified person appears to be benign, mild-mannered, or calm (but with an integral suggestion that, to the contrary, he or she really is untrustworthy, disagreeable, or mean-spirited).

Alternative form of ass in a sling

(graphical user interface, mobile telephony) A button displaying the hamburger icon (three parallel horizontal lines: ≡), used to activate a dropdown menu.

Synonym of there may be snow on the rooftop but there is fire in the furnace

(LGBT, slang) A butch lesbian who does not want to be sexually touched by her partner.

(LGBT) A lesbian who exhibits some butch traits (short hair, men's clothing, etc.) without wholly fitting the masculine butch stereotype.

Alternative form of it never rains but it pours

(computing) A kind of computer keyboard consisting of two separate halves, intended to facilitate typing with two hands.

plural of butterfly keyboard

Alternative form of speech is silver, silence is golden