(genetics) The sequence at the 5' end of an mRNA molecule that is not translated into protein.

Alternative form of lead-out

Used other than figuratively or idiomatically: see lead, out. / (poker slang) To bet into a pot postflop from the first betting position.

(printing, historical, transitive) To pad out (text) by inserting lead slugs between words.

(computing) Any of several faults in a computer's or program's memory allocation logic whereby parts of memory become unusable or hidden.

(idiomatic) To remain in one's mind for a long duration.

(colloquial or dialectal) at least

(inorganic chemistry) A yellow oxide of lead, PbO, used in the manufacture of paints and glass.

An act of leaking, or something that leaks. / The amount lost due to a leak. / An undesirable flow of electric current through insulation. / Loss of retail stock, especially due to theft.

(dated) Made of lead. / Pertaining to or resembling lead; grey, heavy, sluggish. / Dull; darkened with overcast.