Abbreviation of trillion.

(text messaging) talk

(space science) Initialism of trans-lunar injection. / Initialism of trypsin-like immunoreactivity.

(US, politics) The indigenous peoples of the Americas, including full-bloods and mixed-bloods, regarded as one people or one nation.

Censored spelling of shitload.

(Internet slang) Alternative form of tl;dr

(mineralogy) A monoclinic mineral containing calcium, copper, hydrogen, lead, oxygen, sulfur, and tellurium.

(mineralogy) An orthorhombic mineral containing chlorine, copper, hydrogen, oxygen, tellurium, and zinc.

plural of Tlingit

An important Mexica deity; god of rain, fertility and water.