RSMA

RSMA, RSM-A and similar may refer to:


 * Regenerative Satellite Mesh - A, internationally standardized satellite communications protocol
 * Regimental Sergeant Major of the Army (RSM-A)
 * Reverse polarity SMA connector (RSMA, RPSMA or RP-SMA)
 * Road Safety Markings Association, a British trade association
 * Royal Society of Marine Artists