A2M

A2M is a three-letter abbreviation with multiple meanings, as described below:

Alpha 2-macroglobulin, a gene with the ability to inhibit all four classes of proteinases by a unique "trapping" mechanism.
Artificial Mind and Movement, a Canadian games development company.
Ass 2 (to) mouth, a sexual act mostly observed in pornography
[A2M] - Unsigned band from N West UK

From Wikipedia, the Free Encyclopedia. Original article here. Support Wikipedia by contributing or donating.
All text is available under the terms of the GNU Free Documentation License See Wikipedia Copyrights for details.