Side mount

Side mount is the MMA-context alternate name for side control — the top-position configuration in which the attacker is perpendicular to the opponent’s body, with chest pressure committed across the torso and grips controlling the head and one arm.

Etymology. The “side mount” label aligns the naming convention with mount (full mount, side mount) — both positions are framed as variants of the “mount” family in MMA vocabulary, distinguished by the attacker’s torso orientation. Submission-grappling vocabulary typically prefers “side control” — a label that emphasises the controlling function over the seated-position metaphor. Both labels coexist in modern no-gi material; “side mount” appears more in MMA-adjacent coaching, “side control” in submission-focused instruction.

Mechanics. The position destabilises the bottom player’s escape options by committing chest pressure across the torso and controlling the head and near arm — the bottom player’s bridge and hip-escape force cannot be generated without first creating space in the chest pressure that the position holds.

Cross-reference. “Side control” is the BJJ-standard label; “100 kilos” is the high-pressure variant name. Full mechanical coverage on Side Control.