all fours
Hands and knees on the floor like a standing four-legged animal. Refers more to the posture really, so at least one hand and one knee or foot on the floor, with the body itself off the ground. If both knees are off the ground, it's bear position.
Not to be confused with prostration.
See also
The following tags are aliased to this tag: all-fours, hands_and_knees, and on_all_fours (learn more).
The following tags implicate this tag: bear_position (learn more).